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( jazzy piano music ) - [ steven ] we 're in the musée d'orsay , looking at déjeuner sur l'herbe , luncheon on the grass . - [ beth ] by manet , although it did n't originally have that title . it 's first title was the bath . - [ steven ] and there is really neither bathing -- - [ beth ] ( laughs ) - [ steven ] nor a ... | for example , the woman in the background seems to reach down to scoop something out of the water , but in fact she seems to be reaching down to the thumb of the man in the foreground , collapsing the last traces of the illusion of depth . - [ beth ] we also have figures who are rendered very flatly , so for example th... | why do the women have to be nude ? |
( jazzy piano music ) - [ steven ] we 're in the musée d'orsay , looking at déjeuner sur l'herbe , luncheon on the grass . - [ beth ] by manet , although it did n't originally have that title . it 's first title was the bath . - [ steven ] and there is really neither bathing -- - [ beth ] ( laughs ) - [ steven ] nor a ... | - [ steven ] the the salon des refusés was set up by emperor napoleon iii , because so many works of art had been excluded from the official salon . but even though this painting was in the exhibition of rejected artwork , it still caused a storm of controversy , based both on what was being portrayed , but also its pa... | is this painting a iconic example of early impressionism ? |
( jazzy piano music ) - [ steven ] we 're in the musée d'orsay , looking at déjeuner sur l'herbe , luncheon on the grass . - [ beth ] by manet , although it did n't originally have that title . it 's first title was the bath . - [ steven ] and there is really neither bathing -- - [ beth ] ( laughs ) - [ steven ] nor a ... | - [ beth ] these figures do n't look idealized , they do n't look timeless , they look like actual people you would see on the streets of paris . the other significant problem with these three figures , is that no one seems to be truly interacting . the nude female figure looks directly out at us in a gaze that is very... | why are the men dressed and one women is not ? |
- i would like you to pause the video and think about what 64 minus 31 is . alright , now let 's think about this together . so what does 64 actually mean ? well we can use place value to think about that . the six is in the tens place and the four is in the ones place . so the six over here , that means six tens . it ... | so six tens minus three tens is three tens . and so 64 minus 31 is 33 . three tens and three ones . | how do you subtract numbers like 50-25 or 30-33 ? |
- i would like you to pause the video and think about what 64 minus 31 is . alright , now let 's think about this together . so what does 64 actually mean ? well we can use place value to think about that . the six is in the tens place and the four is in the ones place . so the six over here , that means six tens . it ... | we 're going to take this away , we 're subtracting . we 're subtracting three tens and we 're subtracting one one . so let 's take away that one one . | if addition is the opposite of subtracting why is adding easier ? |
we are asked which of these lines are perpendicular . and it has to be perpendicular to one of the other lines , you ca n't be just perpendicular by yourself . and perpendicular line , just so you have a visualization for what for perpendicular lines look like , two lines are perpendicular if they intersect at right an... | and perpendicular line , just so you have a visualization for what for perpendicular lines look like , two lines are perpendicular if they intersect at right angles . so if this is one line right there , a perpendicular line will look like this . a perpendicular line will intersect it , but it wo n't just be any inters... | what is an equivalant line ? |
we are asked which of these lines are perpendicular . and it has to be perpendicular to one of the other lines , you ca n't be just perpendicular by yourself . and perpendicular line , just so you have a visualization for what for perpendicular lines look like , two lines are perpendicular if they intersect at right an... | we are asked which of these lines are perpendicular . and it has to be perpendicular to one of the other lines , you ca n't be just perpendicular by yourself . and perpendicular line , just so you have a visualization for what for perpendicular lines look like , two lines are perpendicular if they intersect at right an... | could you prove that slopes of perpendicular lines are negative inverses of each other using trigonometry ? |
we are asked which of these lines are perpendicular . and it has to be perpendicular to one of the other lines , you ca n't be just perpendicular by yourself . and perpendicular line , just so you have a visualization for what for perpendicular lines look like , two lines are perpendicular if they intersect at right an... | we are asked which of these lines are perpendicular . and it has to be perpendicular to one of the other lines , you ca n't be just perpendicular by yourself . | is there a more rigid definition for perpendicularity ? |
we are asked which of these lines are perpendicular . and it has to be perpendicular to one of the other lines , you ca n't be just perpendicular by yourself . and perpendicular line , just so you have a visualization for what for perpendicular lines look like , two lines are perpendicular if they intersect at right an... | and it has to be perpendicular to one of the other lines , you ca n't be just perpendicular by yourself . and perpendicular line , just so you have a visualization for what for perpendicular lines look like , two lines are perpendicular if they intersect at right angles . so if this is one line right there , a perpendi... | in a square can there be perpendicular line segments ? |
we are asked which of these lines are perpendicular . and it has to be perpendicular to one of the other lines , you ca n't be just perpendicular by yourself . and perpendicular line , just so you have a visualization for what for perpendicular lines look like , two lines are perpendicular if they intersect at right an... | so if this is one line right there , a perpendicular line will look like this . a perpendicular line will intersect it , but it wo n't just be any intersection , it will intersect at right angles . so these two lines are perpendicular . | if it does n't intersect at a 90 degree angle are they still perpendicular ? |
we are asked which of these lines are perpendicular . and it has to be perpendicular to one of the other lines , you ca n't be just perpendicular by yourself . and perpendicular line , just so you have a visualization for what for perpendicular lines look like , two lines are perpendicular if they intersect at right an... | so let 's figure out the slopes of each of these lines and figure out if any of them are the negative inverse of any of the other ones . so line a , the slope is pretty easy to figure out , it 's already in slope-intercept form , its slope is 3 . so line a has a slope of 3 . | how do you find the slope of a line parallel to the graph of equations ? |
we are asked which of these lines are perpendicular . and it has to be perpendicular to one of the other lines , you ca n't be just perpendicular by yourself . and perpendicular line , just so you have a visualization for what for perpendicular lines look like , two lines are perpendicular if they intersect at right an... | so we end up with 3y is equal to negative x minus 21 . and now let 's divide both sides of this equation by 3 and we get y is equal to negative 1/3 x minus 7 . so this character 's slope is negative 1/3 . | if i have an equation , ( in this case , -2=-1/3 ( -2 ) +b ) , what is the first thing i do ? |
we are asked which of these lines are perpendicular . and it has to be perpendicular to one of the other lines , you ca n't be just perpendicular by yourself . and perpendicular line , just so you have a visualization for what for perpendicular lines look like , two lines are perpendicular if they intersect at right an... | we are asked which of these lines are perpendicular . and it has to be perpendicular to one of the other lines , you ca n't be just perpendicular by yourself . and perpendicular line , just so you have a visualization for what for perpendicular lines look like , two lines are perpendicular if they intersect at right an... | what does slope have to do with anything finding out what perpendicular lines are ? |
we are asked which of these lines are perpendicular . and it has to be perpendicular to one of the other lines , you ca n't be just perpendicular by yourself . and perpendicular line , just so you have a visualization for what for perpendicular lines look like , two lines are perpendicular if they intersect at right an... | we are asked which of these lines are perpendicular . and it has to be perpendicular to one of the other lines , you ca n't be just perpendicular by yourself . | in co-ordinate geometry , is it possible for the area of a triangle to be mathematically zero due to the individual signs of the ordinate/abcissa ? |
we are asked which of these lines are perpendicular . and it has to be perpendicular to one of the other lines , you ca n't be just perpendicular by yourself . and perpendicular line , just so you have a visualization for what for perpendicular lines look like , two lines are perpendicular if they intersect at right an... | and it has to be perpendicular to one of the other lines , you ca n't be just perpendicular by yourself . and perpendicular line , just so you have a visualization for what for perpendicular lines look like , two lines are perpendicular if they intersect at right angles . so if this is one line right there , a perpendi... | basically my question is , what are the rules for a line to be perpendicular ? |
we are asked which of these lines are perpendicular . and it has to be perpendicular to one of the other lines , you ca n't be just perpendicular by yourself . and perpendicular line , just so you have a visualization for what for perpendicular lines look like , two lines are perpendicular if they intersect at right an... | you take the inverse of 3 , it 's 1/3 , and then it 's the negative of that . or you take the inverse of negative 1/3 , it 's negative 3 , and then this is the negative of that . so these two lines are definitely perpendicular . | how can 3 be the negative of -3 ? |
we are asked which of these lines are perpendicular . and it has to be perpendicular to one of the other lines , you ca n't be just perpendicular by yourself . and perpendicular line , just so you have a visualization for what for perpendicular lines look like , two lines are perpendicular if they intersect at right an... | you take the inverse of 3 , it 's 1/3 , and then it 's the negative of that . or you take the inverse of negative 1/3 , it 's negative 3 , and then this is the negative of that . so these two lines are definitely perpendicular . | or how can 3 be the negative inverse of -1/3 ? |
we are asked which of these lines are perpendicular . and it has to be perpendicular to one of the other lines , you ca n't be just perpendicular by yourself . and perpendicular line , just so you have a visualization for what for perpendicular lines look like , two lines are perpendicular if they intersect at right an... | so here m is equal to negative 1/3 . so we already see they are the negative inverse of each other . you take the inverse of 3 , it 's 1/3 , and then it 's the negative of that . | and what 's the difference between reciprocal and inverse ? |
we are asked which of these lines are perpendicular . and it has to be perpendicular to one of the other lines , you ca n't be just perpendicular by yourself . and perpendicular line , just so you have a visualization for what for perpendicular lines look like , two lines are perpendicular if they intersect at right an... | so we already see they are the negative inverse of each other . you take the inverse of 3 , it 's 1/3 , and then it 's the negative of that . or you take the inverse of negative 1/3 , it 's negative 3 , and then this is the negative of that . | why is n't m= -3 perpendicular to m= 3 ? |
we are asked which of these lines are perpendicular . and it has to be perpendicular to one of the other lines , you ca n't be just perpendicular by yourself . and perpendicular line , just so you have a visualization for what for perpendicular lines look like , two lines are perpendicular if they intersect at right an... | you take the inverse of 3 , it 's 1/3 , and then it 's the negative of that . or you take the inverse of negative 1/3 , it 's negative 3 , and then this is the negative of that . so these two lines are definitely perpendicular . | 3 becomes -1/3 , is the whole fraction/reciprocal negative , or just the numerator ? |
we are asked which of these lines are perpendicular . and it has to be perpendicular to one of the other lines , you ca n't be just perpendicular by yourself . and perpendicular line , just so you have a visualization for what for perpendicular lines look like , two lines are perpendicular if they intersect at right an... | and perpendicular line , just so you have a visualization for what for perpendicular lines look like , two lines are perpendicular if they intersect at right angles . so if this is one line right there , a perpendicular line will look like this . a perpendicular line will intersect it , but it wo n't just be any inters... | how does one write the equation of the perpendicular line just by the coordinate points ? |
we are asked which of these lines are perpendicular . and it has to be perpendicular to one of the other lines , you ca n't be just perpendicular by yourself . and perpendicular line , just so you have a visualization for what for perpendicular lines look like , two lines are perpendicular if they intersect at right an... | we are asked which of these lines are perpendicular . and it has to be perpendicular to one of the other lines , you ca n't be just perpendicular by yourself . and perpendicular line , just so you have a visualization for what for perpendicular lines look like , two lines are perpendicular if they intersect at right an... | it may be beyond the scope of this lesson ... ..but why are the slopes of perpendicular lines negative reciprocals of each other ? |
we are asked which of these lines are perpendicular . and it has to be perpendicular to one of the other lines , you ca n't be just perpendicular by yourself . and perpendicular line , just so you have a visualization for what for perpendicular lines look like , two lines are perpendicular if they intersect at right an... | and it has to be perpendicular to one of the other lines , you ca n't be just perpendicular by yourself . and perpendicular line , just so you have a visualization for what for perpendicular lines look like , two lines are perpendicular if they intersect at right angles . so if this is one line right there , a perpendi... | when you have a linear equation and it asks to make a perpendicular line going through specific points , how do you do it ? |
we are asked which of these lines are perpendicular . and it has to be perpendicular to one of the other lines , you ca n't be just perpendicular by yourself . and perpendicular line , just so you have a visualization for what for perpendicular lines look like , two lines are perpendicular if they intersect at right an... | we are asked which of these lines are perpendicular . and it has to be perpendicular to one of the other lines , you ca n't be just perpendicular by yourself . and perpendicular line , just so you have a visualization for what for perpendicular lines look like , two lines are perpendicular if they intersect at right an... | is orthogonal just a synonym for perpendicular , or is there a difference ? |
we are asked which of these lines are perpendicular . and it has to be perpendicular to one of the other lines , you ca n't be just perpendicular by yourself . and perpendicular line , just so you have a visualization for what for perpendicular lines look like , two lines are perpendicular if they intersect at right an... | you take the inverse of 3 , it 's 1/3 , and then it 's the negative of that . or you take the inverse of negative 1/3 , it 's negative 3 , and then this is the negative of that . so these two lines are definitely perpendicular . | why is the negative reciprocal related to right angles ? |
we are asked which of these lines are perpendicular . and it has to be perpendicular to one of the other lines , you ca n't be just perpendicular by yourself . and perpendicular line , just so you have a visualization for what for perpendicular lines look like , two lines are perpendicular if they intersect at right an... | a perpendicular line will intersect it , but it wo n't just be any intersection , it will intersect at right angles . so these two lines are perpendicular . now , if two lines are perpendicular , if the slope of this orange line is m -- so let 's say its equation is y is equal to mx plus , let 's say it 's b 1 , so it ... | can the y-intercepts of the lines be the same or do they have to be different ? |
we are asked which of these lines are perpendicular . and it has to be perpendicular to one of the other lines , you ca n't be just perpendicular by yourself . and perpendicular line , just so you have a visualization for what for perpendicular lines look like , two lines are perpendicular if they intersect at right an... | so let 's figure out the slopes of each of these lines and figure out if any of them are the negative inverse of any of the other ones . so line a , the slope is pretty easy to figure out , it 's already in slope-intercept form , its slope is 3 . so line a has a slope of 3 . | are you able to remove the fractions when trying to determine an equations slope intercept form ? |
we are asked which of these lines are perpendicular . and it has to be perpendicular to one of the other lines , you ca n't be just perpendicular by yourself . and perpendicular line , just so you have a visualization for what for perpendicular lines look like , two lines are perpendicular if they intersect at right an... | you take the inverse of 3 , it 's 1/3 , and then it 's the negative of that . or you take the inverse of negative 1/3 , it 's negative 3 , and then this is the negative of that . so these two lines are definitely perpendicular . | what the difference between opposite reciprocal slopes and negative inverse slopes ? |
we are asked which of these lines are perpendicular . and it has to be perpendicular to one of the other lines , you ca n't be just perpendicular by yourself . and perpendicular line , just so you have a visualization for what for perpendicular lines look like , two lines are perpendicular if they intersect at right an... | you take the inverse of 3 , it 's 1/3 , and then it 's the negative of that . or you take the inverse of negative 1/3 , it 's negative 3 , and then this is the negative of that . so these two lines are definitely perpendicular . | what the difference between opposite reciprocal slopes and negative inverse slopes ? |
we are asked which of these lines are perpendicular . and it has to be perpendicular to one of the other lines , you ca n't be just perpendicular by yourself . and perpendicular line , just so you have a visualization for what for perpendicular lines look like , two lines are perpendicular if they intersect at right an... | a perpendicular line will intersect it , but it wo n't just be any intersection , it will intersect at right angles . so these two lines are perpendicular . now , if two lines are perpendicular , if the slope of this orange line is m -- so let 's say its equation is y is equal to mx plus , let 's say it 's b 1 , so it ... | can two negative slopes be perpendicular ? |
we are asked which of these lines are perpendicular . and it has to be perpendicular to one of the other lines , you ca n't be just perpendicular by yourself . and perpendicular line , just so you have a visualization for what for perpendicular lines look like , two lines are perpendicular if they intersect at right an... | and perpendicular line , just so you have a visualization for what for perpendicular lines look like , two lines are perpendicular if they intersect at right angles . so if this is one line right there , a perpendicular line will look like this . a perpendicular line will intersect it , but it wo n't just be any inters... | why is n't a perpendicular line just a line that intersects another line ? |
we are asked which of these lines are perpendicular . and it has to be perpendicular to one of the other lines , you ca n't be just perpendicular by yourself . and perpendicular line , just so you have a visualization for what for perpendicular lines look like , two lines are perpendicular if they intersect at right an... | line b , we have x plus 3y is equal to negative 21 . let 's subtract x from both sides so that it ends up on the right-hand side . so we end up with 3y is equal to negative x minus 21 . | do they really need to be intersected at a right angle ? |
we are asked which of these lines are perpendicular . and it has to be perpendicular to one of the other lines , you ca n't be just perpendicular by yourself . and perpendicular line , just so you have a visualization for what for perpendicular lines look like , two lines are perpendicular if they intersect at right an... | a perpendicular line will intersect it , but it wo n't just be any intersection , it will intersect at right angles . so these two lines are perpendicular . now , if two lines are perpendicular , if the slope of this orange line is m -- so let 's say its equation is y is equal to mx plus , let 's say it 's b 1 , so it ... | how do you find the intersection point of 2 lines when given the equations , without graphing ? |
we are asked which of these lines are perpendicular . and it has to be perpendicular to one of the other lines , you ca n't be just perpendicular by yourself . and perpendicular line , just so you have a visualization for what for perpendicular lines look like , two lines are perpendicular if they intersect at right an... | you take the inverse of 3 , it 's 1/3 , and then it 's the negative of that . or you take the inverse of negative 1/3 , it 's negative 3 , and then this is the negative of that . so these two lines are definitely perpendicular . | 3 becomes -1/3 , is the whole fraction/reciprocal negative , or just the numerator ? |
we are asked which of these lines are perpendicular . and it has to be perpendicular to one of the other lines , you ca n't be just perpendicular by yourself . and perpendicular line , just so you have a visualization for what for perpendicular lines look like , two lines are perpendicular if they intersect at right an... | and perpendicular line , just so you have a visualization for what for perpendicular lines look like , two lines are perpendicular if they intersect at right angles . so if this is one line right there , a perpendicular line will look like this . a perpendicular line will intersect it , but it wo n't just be any inters... | how is line a and c are perpendicular if one answer is positive and the other slope is negative and also in a fraction ? |
we are asked which of these lines are perpendicular . and it has to be perpendicular to one of the other lines , you ca n't be just perpendicular by yourself . and perpendicular line , just so you have a visualization for what for perpendicular lines look like , two lines are perpendicular if they intersect at right an... | we are asked which of these lines are perpendicular . and it has to be perpendicular to one of the other lines , you ca n't be just perpendicular by yourself . | what does m stand for ? |
we are asked which of these lines are perpendicular . and it has to be perpendicular to one of the other lines , you ca n't be just perpendicular by yourself . and perpendicular line , just so you have a visualization for what for perpendicular lines look like , two lines are perpendicular if they intersect at right an... | you take the inverse of 3 , it 's 1/3 , and then it 's the negative of that . or you take the inverse of negative 1/3 , it 's negative 3 , and then this is the negative of that . so these two lines are definitely perpendicular . | what if 2 lines have gradients which are negative reciprocals of each other , but they have the same y-intercept too ? |
we are asked which of these lines are perpendicular . and it has to be perpendicular to one of the other lines , you ca n't be just perpendicular by yourself . and perpendicular line , just so you have a visualization for what for perpendicular lines look like , two lines are perpendicular if they intersect at right an... | a perpendicular line will intersect it , but it wo n't just be any intersection , it will intersect at right angles . so these two lines are perpendicular . now , if two lines are perpendicular , if the slope of this orange line is m -- so let 's say its equation is y is equal to mx plus , let 's say it 's b 1 , so it ... | what are two perpendicular lines ? |
we are asked which of these lines are perpendicular . and it has to be perpendicular to one of the other lines , you ca n't be just perpendicular by yourself . and perpendicular line , just so you have a visualization for what for perpendicular lines look like , two lines are perpendicular if they intersect at right an... | and it has to be perpendicular to one of the other lines , you ca n't be just perpendicular by yourself . and perpendicular line , just so you have a visualization for what for perpendicular lines look like , two lines are perpendicular if they intersect at right angles . so if this is one line right there , a perpendi... | hi how do we know what a perpendicular line is if they are not telling us ? |
we are asked which of these lines are perpendicular . and it has to be perpendicular to one of the other lines , you ca n't be just perpendicular by yourself . and perpendicular line , just so you have a visualization for what for perpendicular lines look like , two lines are perpendicular if they intersect at right an... | and now let 's divide both sides of this equation by 3 and we get y is equal to negative 1/3 x minus 7 . so this character 's slope is negative 1/3 . so here m is equal to negative 1/3 . | if we already have a negative slope then how would we convert it in to perpendicular equation for example if we have -2 as a slope for it to be converted into perpendicular it should be negative reciprocal , so would the slope be 1\2 and no negative ? |
we are asked which of these lines are perpendicular . and it has to be perpendicular to one of the other lines , you ca n't be just perpendicular by yourself . and perpendicular line , just so you have a visualization for what for perpendicular lines look like , two lines are perpendicular if they intersect at right an... | line b , it 's in standard form , not too hard to put it in slope-intercept form , so let 's try to do it . so let 's do line b over here . line b , we have x plus 3y is equal to negative 21 . | you can find the y=mx part , but how do you find the +b ? |
we are asked which of these lines are perpendicular . and it has to be perpendicular to one of the other lines , you ca n't be just perpendicular by yourself . and perpendicular line , just so you have a visualization for what for perpendicular lines look like , two lines are perpendicular if they intersect at right an... | if we subtract 3x from both sides , we get y is equal to negative 3x plus 10 . so our slope in this case is negative 3 . now this guy 's the negative of that guy , this guy 's slope is a negative , but not the negative inverse , so it 's not perpendicular . and this guy is the inverse of that guy but not the negative i... | in slope intercept form is it the case that x can be negative , b can be a negative but y can not be negative ? |
we are asked which of these lines are perpendicular . and it has to be perpendicular to one of the other lines , you ca n't be just perpendicular by yourself . and perpendicular line , just so you have a visualization for what for perpendicular lines look like , two lines are perpendicular if they intersect at right an... | so let 's figure out the slopes of each of these lines and figure out if any of them are the negative inverse of any of the other ones . so line a , the slope is pretty easy to figure out , it 's already in slope-intercept form , its slope is 3 . so line a has a slope of 3 . line b , it 's in standard form , not too ha... | when a line is in standard ( ax+by=c ) form would n't it be faster to use m = - a/b rather than convert it to slope-intercept form ? |
we are asked which of these lines are perpendicular . and it has to be perpendicular to one of the other lines , you ca n't be just perpendicular by yourself . and perpendicular line , just so you have a visualization for what for perpendicular lines look like , two lines are perpendicular if they intersect at right an... | you take the inverse of 3 , it 's 1/3 , and then it 's the negative of that . or you take the inverse of negative 1/3 , it 's negative 3 , and then this is the negative of that . so these two lines are definitely perpendicular . | in the video the negative inverse of 3 was -1/3 so is the negative inverse for 4 is -1/4 ? |
we are asked which of these lines are perpendicular . and it has to be perpendicular to one of the other lines , you ca n't be just perpendicular by yourself . and perpendicular line , just so you have a visualization for what for perpendicular lines look like , two lines are perpendicular if they intersect at right an... | a perpendicular line will intersect it , but it wo n't just be any intersection , it will intersect at right angles . so these two lines are perpendicular . now , if two lines are perpendicular , if the slope of this orange line is m -- so let 's say its equation is y is equal to mx plus , let 's say it 's b 1 , so it ... | why are the slopes of two perpendicular lines opposite inverses of each other ? |
we are asked which of these lines are perpendicular . and it has to be perpendicular to one of the other lines , you ca n't be just perpendicular by yourself . and perpendicular line , just so you have a visualization for what for perpendicular lines look like , two lines are perpendicular if they intersect at right an... | so let 's figure out the slopes of each of these lines and figure out if any of them are the negative inverse of any of the other ones . so line a , the slope is pretty easy to figure out , it 's already in slope-intercept form , its slope is 3 . so line a has a slope of 3 . | can anyone tell me why the yellow line 's slope is going to be the negative inverse ? |
we are asked which of these lines are perpendicular . and it has to be perpendicular to one of the other lines , you ca n't be just perpendicular by yourself . and perpendicular line , just so you have a visualization for what for perpendicular lines look like , two lines are perpendicular if they intersect at right an... | and it has to be perpendicular to one of the other lines , you ca n't be just perpendicular by yourself . and perpendicular line , just so you have a visualization for what for perpendicular lines look like , two lines are perpendicular if they intersect at right angles . so if this is one line right there , a perpendi... | what is a perpendicular line segment ? |
we are asked which of these lines are perpendicular . and it has to be perpendicular to one of the other lines , you ca n't be just perpendicular by yourself . and perpendicular line , just so you have a visualization for what for perpendicular lines look like , two lines are perpendicular if they intersect at right an... | we are asked which of these lines are perpendicular . and it has to be perpendicular to one of the other lines , you ca n't be just perpendicular by yourself . and perpendicular line , just so you have a visualization for what for perpendicular lines look like , two lines are perpendicular if they intersect at right an... | what are the lines that are not parallel or perpendicular called ? |
we are asked which of these lines are perpendicular . and it has to be perpendicular to one of the other lines , you ca n't be just perpendicular by yourself . and perpendicular line , just so you have a visualization for what for perpendicular lines look like , two lines are perpendicular if they intersect at right an... | and it has to be perpendicular to one of the other lines , you ca n't be just perpendicular by yourself . and perpendicular line , just so you have a visualization for what for perpendicular lines look like , two lines are perpendicular if they intersect at right angles . so if this is one line right there , a perpendi... | why are four right angles formed when two lines are perpendicular ? |
all right , i 'm going to compare two individuals . one individual with very compliant blood vessels , and that person is going to be , as a result of the fact that they 're compliant , they 're going to be very happy . and then one person with very non-compliant vessels . and that person will be sad . and we also have... | and let 's divide it out with a large line . so let 's imagine that we have now , for our first person who has compliant blood vessels in systole . what will that look like ? | so , when feeling the pulse , one is actualy feeling the enlargement of the vessels , as systole pressured blood passes through them ? |
all right , i 'm going to compare two individuals . one individual with very compliant blood vessels , and that person is going to be , as a result of the fact that they 're compliant , they 're going to be very happy . and then one person with very non-compliant vessels . and that person will be sad . and we also have... | and you 've got your atherosclerosis . that did n't go away . because this is all just looking at two different parts of the heartbeat , the resting and the active part of the heartbeat . | why is n't this all being modeled with the flexible vessels , arterial and venous , shown as capacitors , and the whole thing layed out on a timing grid ? |
so i have a picture for you of adolf fick . and this is probably the second most well-known adolf in history , but this adolf was well known for his science . he actually came up with some fantastic laws that we use in all sorts of different branches in science today . and we 're going to talk about one of his laws rig... | this d , that 's an interesting one . this is diffusion constant . and remember when we think about diffusion constant , there are two laws that might jump into your head . | are we holding the temperature constant for this experiment and so for the equation ? |
so i have a picture for you of adolf fick . and this is probably the second most well-known adolf in history , but this adolf was well known for his science . he actually came up with some fantastic laws that we use in all sorts of different branches in science today . and we 're going to talk about one of his laws rig... | probably much more than $ 5 . so this is exactly what fick 's law talks about . it talks about the idea of amounts of particles moving over time . | is the dot over the letter ( here , v ) unique to fick 's law or will it be seen in other applications/formulas ? |
so i have a picture for you of adolf fick . and this is probably the second most well-known adolf in history , but this adolf was well known for his science . he actually came up with some fantastic laws that we use in all sorts of different branches in science today . and we 're going to talk about one of his laws rig... | you might think of that as like a moles or some numerical value , or the volume of a gas that 's moving across . so that 's why sometimes you 'll see it as v , to refer to volume . on the other side , this bit makes perfect sense . | so my question is , does the variable v have units of time in it and what are the exact units of v ? |
so i have a picture for you of adolf fick . and this is probably the second most well-known adolf in history , but this adolf was well known for his science . he actually came up with some fantastic laws that we use in all sorts of different branches in science today . and we 're going to talk about one of his laws rig... | this d , that 's an interesting one . this is diffusion constant . and remember when we think about diffusion constant , there are two laws that might jump into your head . | can you explain how to derive diffusion constant ( d ) = `` solubility '' /sqrt ( molecular weight ) , and why ? |
so i have a picture for you of adolf fick . and this is probably the second most well-known adolf in history , but this adolf was well known for his science . he actually came up with some fantastic laws that we use in all sorts of different branches in science today . and we 're going to talk about one of his laws rig... | this blue wall is the back wall of the box . and on the front wall , i 'm actually going to put in some little molecules . let 's say there are some molecules i 'll put in , i do n't know , let 's say three or four molecules here . and the challenge is this , if a molecule gets from the front of the box -- i 'm going t... | in my head i thought more molecules means instead ab increase in density ? |
so i have a picture for you of adolf fick . and this is probably the second most well-known adolf in history , but this adolf was well known for his science . he actually came up with some fantastic laws that we use in all sorts of different branches in science today . and we 're going to talk about one of his laws rig... | so sometimes you 'll see this as delta p , and delta just means difference . this a , we said , refers to just surface area . of course if you have a greater surface area , that 's going to allow for more of the molecules to get across . | you said you were going to increase the surface area , but would n't making the wall longer increase the volume of the cube faster than the surface area of that one wall ? |
so i have a picture for you of adolf fick . and this is probably the second most well-known adolf in history , but this adolf was well known for his science . he actually came up with some fantastic laws that we use in all sorts of different branches in science today . and we 're going to talk about one of his laws rig... | and the part of the box that 's facing you , that 's nearest you , is that blue wall that i kind of shaded in . this blue wall is the back wall of the box . and on the front wall , i 'm actually going to put in some little molecules . | so would n't this actually be decreasing the chances of a single molecule hitting wall 2 ? |
so i have a picture for you of adolf fick . and this is probably the second most well-known adolf in history , but this adolf was well known for his science . he actually came up with some fantastic laws that we use in all sorts of different branches in science today . and we 're going to talk about one of his laws rig... | probably much more than $ 5 . so this is exactly what fick 's law talks about . it talks about the idea of amounts of particles moving over time . | when was fick 's law first introduced ? |
so i have a picture for you of adolf fick . and this is probably the second most well-known adolf in history , but this adolf was well known for his science . he actually came up with some fantastic laws that we use in all sorts of different branches in science today . and we 're going to talk about one of his laws rig... | if you have more molecules moving around -- that 's another way of saying just increasing the pressure , that 's increasing the pressure at that position one -- then you 're going to have a better chance of having molecules move across . so increased pressure at one . and what 's a fourth idea ? | i believe js= v/a , dx=t , bs = d , and somehow ds and d [ s ] relate to the concentration gradient that creates the pressure , is this correct ? |
so i have a picture for you of adolf fick . and this is probably the second most well-known adolf in history , but this adolf was well known for his science . he actually came up with some fantastic laws that we use in all sorts of different branches in science today . and we 're going to talk about one of his laws rig... | so to go through this piece by piece , this is v with a dot over it . this is the rate of particles moving . and when i say rate , you know that that means that there 's some time component . so this gets to what the challenge was . | how can v be a rate if there is no time on the denominator ? |
so , we have three functions here . what i want to do together is think about whether each of these functions are even or odd . and just as a little bit of a reminder , for an even function , if you were to input -x into the function , it 's the same thing as inputing x . at f ( -x ) is the same thing as f ( x ) . for... | g ( x ) buried in here . and you might just be able to look at it , and say , `` okay , look , this is `` an even function there , this is an `` even function , but this is an odd function , `` and this is an odd function . '' has a third degree term , and a first degree term . so it 's a mixture of even and odd functi... | is there a term for a function that is neither even nor odd ? |
so , we have three functions here . what i want to do together is think about whether each of these functions are even or odd . and just as a little bit of a reminder , for an even function , if you were to input -x into the function , it 's the same thing as inputing x . at f ( -x ) is the same thing as f ( x ) . for... | and that 's because we swapped signs on the odd terms , not on the even terms . so this one right over here is neither even nor odd . | a polynomial with factors of one and itself is called a/an ? |
so , we have three functions here . what i want to do together is think about whether each of these functions are even or odd . and just as a little bit of a reminder , for an even function , if you were to input -x into the function , it 's the same thing as inputing x . at f ( -x ) is the same thing as f ( x ) . for... | g ( x ) buried in here . and you might just be able to look at it , and say , `` okay , look , this is `` an even function there , this is an `` even function , but this is an odd function , `` and this is an odd function . '' has a third degree term , and a first degree term . so it 's a mixture of even and odd functi... | is there a possibility that there will be a term for a function that is neither an even nor odd ? |
so , we have three functions here . what i want to do together is think about whether each of these functions are even or odd . and just as a little bit of a reminder , for an even function , if you were to input -x into the function , it 's the same thing as inputing x . at f ( -x ) is the same thing as f ( x ) . for... | and just as a little bit of a reminder , for an even function , if you were to input -x into the function , it 's the same thing as inputing x . at f ( -x ) is the same thing as f ( x ) . for an odd function , if you input -x into the function that 's going to be the same thing as a negative of inputting x into the fun... | for example , f ( x ) =x^11-x^9+x^5 would be odd because all of the exponents are odd ? |
so , we have three functions here . what i want to do together is think about whether each of these functions are even or odd . and just as a little bit of a reminder , for an even function , if you were to input -x into the function , it 's the same thing as inputing x . at f ( -x ) is the same thing as f ( x ) . for... | so that 's just going to be negative seven x to the sixth , and then plus three . well negative x to the fourth power , i do n't wan na skip a step here , so this is negative x to the sixth power plus three times negative x to the fourth power minus nine times negative x squared . and then we have plus eight . | where did the negative go ? |
so , we have three functions here . what i want to do together is think about whether each of these functions are even or odd . and just as a little bit of a reminder , for an even function , if you were to input -x into the function , it 's the same thing as inputing x . at f ( -x ) is the same thing as f ( x ) . for... | and just as a little bit of a reminder , for an even function , if you were to input -x into the function , it 's the same thing as inputing x . at f ( -x ) is the same thing as f ( x ) . for an odd function , if you input -x into the function that 's going to be the same thing as a negative of inputting x into the fun... | is there any general relation between the graph of f ( x ) and 1 / f ( x ) ? |
so , we have three functions here . what i want to do together is think about whether each of these functions are even or odd . and just as a little bit of a reminder , for an even function , if you were to input -x into the function , it 's the same thing as inputing x . at f ( -x ) is the same thing as f ( x ) . for... | actually let me just write this , let me write it all out . so negative x to the fourth minus 10 times negative x , to the third power , plus -x squared minus -x . so this is just x to the fourth , this is the negative of positive x to the third , this is the same thing as x squared , and this , well , that 's just -x ... | a negative x value and positive x value will equal to the same y value ? |
perform a reflection over the line y is equal to negative 1/3 x . and then they want us to figure out what these different points map to on the reflection . and then they ask , is the slope of the segment between point a and its image is , and then blank , the slope of the segment between point b and its image . so let... | so negative 1/3 x . so its y-intercept is 0 . and it has a slope of negative 1/3 , which means every time -- whoops , so let me put this right over here -- and that means every time we move positive 3 in the x direction , we move down once in the y direction . | why is the y intercept at zero ? |
perform a reflection over the line y is equal to negative 1/3 x . and then they want us to figure out what these different points map to on the reflection . and then they ask , is the slope of the segment between point a and its image is , and then blank , the slope of the segment between point b and its image . so let... | and so that is the point negative 4 , 8 . and point b maps to this point , which is the point 8 , positive 4 . and then , they say the slope of the segment between point a and its image , so that 's this segment between point a and its image . | how do i know the reflected point given a point and the formula of the reflected line without using a coordinate plane ? |
perform a reflection over the line y is equal to negative 1/3 x . and then they want us to figure out what these different points map to on the reflection . and then they ask , is the slope of the segment between point a and its image is , and then blank , the slope of the segment between point b and its image . so let... | whoops . to do the reflection , i 've got to press this . so let 's do our reflection . there we go . | can a reflection always be used in place of a rotation and translation ? |
perform a reflection over the line y is equal to negative 1/3 x . and then they want us to figure out what these different points map to on the reflection . and then they ask , is the slope of the segment between point a and its image is , and then blank , the slope of the segment between point b and its image . so let... | perform a reflection over the line y is equal to negative 1/3 x . and then they want us to figure out what these different points map to on the reflection . | what does the equation mean ? |
perform a reflection over the line y is equal to negative 1/3 x . and then they want us to figure out what these different points map to on the reflection . and then they ask , is the slope of the segment between point a and its image is , and then blank , the slope of the segment between point b and its image . so let... | so first , let 's perform the reflection over the line y is equal to negative 1/3 x . so we want to reflect . so negative 1/3 x . | my question is , how am i suppose to perform reflections on pieces of paper , without the reflect tool that khan academy provides ? |
perform a reflection over the line y is equal to negative 1/3 x . and then they want us to figure out what these different points map to on the reflection . and then they ask , is the slope of the segment between point a and its image is , and then blank , the slope of the segment between point b and its image . so let... | so we want to reflect . so negative 1/3 x . so its y-intercept is 0 . | what is the reflection of triangle ( 1,4 ) ( 3 , -2 ) ( 4,2 ) over the x-axis ? |
perform a reflection over the line y is equal to negative 1/3 x . and then they want us to figure out what these different points map to on the reflection . and then they ask , is the slope of the segment between point a and its image is , and then blank , the slope of the segment between point b and its image . so let... | and so that is the point negative 4 , 8 . and point b maps to this point , which is the point 8 , positive 4 . and then , they say the slope of the segment between point a and its image , so that 's this segment between point a and its image . | is there a way to know where the reflected point will be without drawing the line of symmetry ? |
perform a reflection over the line y is equal to negative 1/3 x . and then they want us to figure out what these different points map to on the reflection . and then they ask , is the slope of the segment between point a and its image is , and then blank , the slope of the segment between point b and its image . so let... | perform a reflection over the line y is equal to negative 1/3 x . and then they want us to figure out what these different points map to on the reflection . | why do two reflections result in a rotation ? |
in the last video , we introduced ourselves to the law of supply . and it was a fairly common sense idea that if we hold all else equal , that if the price of something goes up , there 's more incentive for more producers to produce it or a given producer to produce more of it . and we saw that . as the price goes up ,... | so if the number of suppliers goes up , then the aggregate supply would go up at any given price point . if the number of suppliers were to go down , then the aggregate supply would go down at any given price point . so this one , hopefully , is somewhat obvious . | when sal talks about the number of suppliers going up , would n't the price go down and in turn make the quantity go down ? |
in the last video , we introduced ourselves to the law of supply . and it was a fairly common sense idea that if we hold all else equal , that if the price of something goes up , there 's more incentive for more producers to produce it or a given producer to produce more of it . and we saw that . as the price goes up ,... | so if this becomes , at this price point , i 'd make less money , so i would produce less or maybe i would produce other things . so the whole supply curve would shift to the left . and also even the minimum price i would need to supply any of it would also go up , when you shift the curve to the left , because now all... | can anyone explain why the # of suppliers going up would make the supply curve shift out ? |
in the last video , we introduced ourselves to the law of supply . and it was a fairly common sense idea that if we hold all else equal , that if the price of something goes up , there 's more incentive for more producers to produce it or a given producer to produce more of it . and we saw that . as the price goes up ,... | and likewise , if my price of my inputs went down , now all of a sudden at any given price point , producing grapes would become more profitable and i would have more incentive to maybe produce grapes relative to other things and use more land for grapes than other things . and then you would have the whole curve shift... | so the curve would shift to the bottom and right ? |
in the last video , we introduced ourselves to the law of supply . and it was a fairly common sense idea that if we hold all else equal , that if the price of something goes up , there 's more incentive for more producers to produce it or a given producer to produce more of it . and we saw that . as the price goes up ,... | and also even the minimum price i would need to supply any of it would also go up , when you shift the curve to the left , because now all of a sudden , it costs me more to produce even that first unit . and likewise , if my price of my inputs went down , now all of a sudden at any given price point , producing grapes ... | will there ever be a point where the price per pound of grapes has gone up so much that quantity supplied will decrease ? |
in the last video , we introduced ourselves to the law of supply . and it was a fairly common sense idea that if we hold all else equal , that if the price of something goes up , there 's more incentive for more producers to produce it or a given producer to produce more of it . and we saw that . as the price goes up ,... | do not sell it today and wait to sell it in the future , if you 're sure that 's what 's going to happen . if there 's a change in expected future prices -- so if you go from neutral to expecting prices go up -- prices go up in the future , then you 're going to hoard your goods . you ca n't hoard grapes , because the ... | does n't the producer only control the prices ? |
in the last video , we introduced ourselves to the law of supply . and it was a fairly common sense idea that if we hold all else equal , that if the price of something goes up , there 's more incentive for more producers to produce it or a given producer to produce more of it . and we saw that . as the price goes up ,... | so if the price of my inputs , or if the price of my cost -- or if the size of my costs goes up , at any given price point , i 'd want to produce less . so if my price of inputs go up , my supply , the supply , would go down . so if this becomes , at this price point , i 'd make less money , so i would produce less or ... | so how can we sat that the prices go up so the supply increases ? |
in the last video , we introduced ourselves to the law of supply . and it was a fairly common sense idea that if we hold all else equal , that if the price of something goes up , there 's more incentive for more producers to produce it or a given producer to produce more of it . and we saw that . as the price goes up ,... | in the last video , we introduced ourselves to the law of supply . and it was a fairly common sense idea that if we hold all else equal , that if the price of something goes up , there 's more incentive for more producers to produce it or a given producer to produce more of it . | this may be a stupid question- what does it mean `` at any pricepoint '' ? |
in the last video , we introduced ourselves to the law of supply . and it was a fairly common sense idea that if we hold all else equal , that if the price of something goes up , there 's more incentive for more producers to produce it or a given producer to produce more of it . and we saw that . as the price goes up ,... | so this one , hopefully , is somewhat obvious . then we could think about things like technology . and so this is just maybe , there 's some innovation , some new type of seed that with the same amount of work , the same amount of land , can produce that many more grapes . | i get the general gist of it , but i 'd like to know what the pricepoint means exactly ? |
in the last video , we introduced ourselves to the law of supply . and it was a fairly common sense idea that if we hold all else equal , that if the price of something goes up , there 's more incentive for more producers to produce it or a given producer to produce more of it . and we saw that . as the price goes up ,... | maybe we 'll say , ok , if it 's now more expensive to get grape seeds , maybe i 'll start planting something else , because i 'm not getting as much profit per pound of grape . so if the price of my inputs , or if the price of my cost -- or if the size of my costs goes up , at any given price point , i 'd want to prod... | why is there a minimum point on the y-axis ( price/lbs ) ? |
in the last video , we introduced ourselves to the law of supply . and it was a fairly common sense idea that if we hold all else equal , that if the price of something goes up , there 's more incentive for more producers to produce it or a given producer to produce more of it . and we saw that . as the price goes up ,... | so what happens with the price of related goods . and we have to put our -- when we think about this , we do n't want to think of it from a demand point of view , because we 're talking about supply . you want to think about it from the producer 's point of view . | should n't the supplier keep the demand in mind ? |
in the last video , we introduced ourselves to the law of supply . and it was a fairly common sense idea that if we hold all else equal , that if the price of something goes up , there 's more incentive for more producers to produce it or a given producer to produce more of it . and we saw that . as the price goes up ,... | so maybe i 'm a farmer -- and i know very little bit about farming , so i do n't even know if this is possible -- but maybe on my land , i 'm saying , well , some of my land is going to be for grapes and some of it is going to be for blueberries . and so what would happen if the price of a related good , in particular ... | what would happen if all factors are changing ? |
in the last video , we introduced ourselves to the law of supply . and it was a fairly common sense idea that if we hold all else equal , that if the price of something goes up , there 's more incentive for more producers to produce it or a given producer to produce more of it . and we saw that . as the price goes up ,... | so if this becomes , at this price point , i 'd make less money , so i would produce less or maybe i would produce other things . so the whole supply curve would shift to the left . and also even the minimum price i would need to supply any of it would also go up , when you shift the curve to the left , because now all... | and how would the supply curve ( relationship between prices and quantities supplied ) be look like ? |
in the last video , we introduced ourselves to the law of supply . and it was a fairly common sense idea that if we hold all else equal , that if the price of something goes up , there 's more incentive for more producers to produce it or a given producer to produce more of it . and we saw that . as the price goes up ,... | the price of inputs might go down . so that would make your supply go up . or you could just say , hey , look , there 's just going to be more grapes popping off of these new types of vines that we got , so we 're just going to produce more grapes . | would n't the current supply go up because people would want to buy and stock things for the future at the present cost ( which is lower ) ? |
in the last video , we introduced ourselves to the law of supply . and it was a fairly common sense idea that if we hold all else equal , that if the price of something goes up , there 's more incentive for more producers to produce it or a given producer to produce more of it . and we saw that . as the price goes up ,... | and likewise , if my price of my inputs went down , now all of a sudden at any given price point , producing grapes would become more profitable and i would have more incentive to maybe produce grapes relative to other things and use more land for grapes than other things . and then you would have the whole curve shift... | so what sal is talking about is in a perfect world right ? |
in the last video , we introduced ourselves to the law of supply . and it was a fairly common sense idea that if we hold all else equal , that if the price of something goes up , there 's more incentive for more producers to produce it or a given producer to produce more of it . and we saw that . as the price goes up ,... | hey , obviously , if i can make more money off of blueberries now all of a sudden , i 'm going to allocate more of my land to blueberries than to grapes . supply of grapes will go down . now , let 's think about what happens with the number of suppliers . | for instance , using the example of the grapes , how does the supply of others influence my own supply ? |
in the last video , we introduced ourselves to the law of supply . and it was a fairly common sense idea that if we hold all else equal , that if the price of something goes up , there 's more incentive for more producers to produce it or a given producer to produce more of it . and we saw that . as the price goes up ,... | so if the price of my inputs , or if the price of my cost -- or if the size of my costs goes up , at any given price point , i 'd want to produce less . so if my price of inputs go up , my supply , the supply , would go down . so if this becomes , at this price point , i 'd make less money , so i would produce less or ... | is there a difference between supply and production ? |
in the last video , we introduced ourselves to the law of supply . and it was a fairly common sense idea that if we hold all else equal , that if the price of something goes up , there 's more incentive for more producers to produce it or a given producer to produce more of it . and we saw that . as the price goes up ,... | so if the number of suppliers goes up -- and now you would n't imagine -- this is a curve maybe for the aggregate supply . so if the number of suppliers goes up , then the aggregate supply would go up at any given price point . if the number of suppliers were to go down , then the aggregate supply would go down at any ... | if the supply of a good goes up when a price goes up ( because suppliers want to profit as much as they can at the higher price ) , would n't the increase in production output cause the price to drop ? |
in the last video , we introduced ourselves to the law of supply . and it was a fairly common sense idea that if we hold all else equal , that if the price of something goes up , there 's more incentive for more producers to produce it or a given producer to produce more of it . and we saw that . as the price goes up ,... | and so once again , the price of related goods -- well , it depends which related goods -- but if the price of productive substitutes -- so price of other things i could produce , other things i can produce . if the price of other things i can produce goes up , then my supply of grapes , once again , would go down . an... | the price goes up to $ 18 and spalding decides to produce 850 basketballs , would n't the surplus of basketballs cause the price to go down ? |
in the last video , we introduced ourselves to the law of supply . and it was a fairly common sense idea that if we hold all else equal , that if the price of something goes up , there 's more incentive for more producers to produce it or a given producer to produce more of it . and we saw that . as the price goes up ,... | so if the price of my inputs , or if the price of my cost -- or if the size of my costs goes up , at any given price point , i 'd want to produce less . so if my price of inputs go up , my supply , the supply , would go down . so if this becomes , at this price point , i 'd make less money , so i would produce less or ... | is it supply v , or quantity supply v ? |
in the last video , we introduced ourselves to the law of supply . and it was a fairly common sense idea that if we hold all else equal , that if the price of something goes up , there 's more incentive for more producers to produce it or a given producer to produce more of it . and we saw that . as the price goes up ,... | and i would allocate more of my land to blueberries than to grapes . and so once again , the price of related goods -- well , it depends which related goods -- but if the price of productive substitutes -- so price of other things i could produce , other things i can produce . if the price of other things i can produce... | in the case of the cost of related products , how would the price increase/decrease of products that are directly related to the produce affect the supply ? |
in the last video , we introduced ourselves to the law of supply . and it was a fairly common sense idea that if we hold all else equal , that if the price of something goes up , there 's more incentive for more producers to produce it or a given producer to produce more of it . and we saw that . as the price goes up ,... | and also even the minimum price i would need to supply any of it would also go up , when you shift the curve to the left , because now all of a sudden , it costs me more to produce even that first unit . and likewise , if my price of my inputs went down , now all of a sudden at any given price point , producing grapes ... | for ex - in the case of the grape example how would the increase of price of wine affect the demand for grapes ? |
in the last video , we introduced ourselves to the law of supply . and it was a fairly common sense idea that if we hold all else equal , that if the price of something goes up , there 's more incentive for more producers to produce it or a given producer to produce more of it . and we saw that . as the price goes up ,... | so if this becomes , at this price point , i 'd make less money , so i would produce less or maybe i would produce other things . so the whole supply curve would shift to the left . and also even the minimum price i would need to supply any of it would also go up , when you shift the curve to the left , because now all... | would it be wrong to say income affects the supply curve ? |
in the last video , we introduced ourselves to the law of supply . and it was a fairly common sense idea that if we hold all else equal , that if the price of something goes up , there 's more incentive for more producers to produce it or a given producer to produce more of it . and we saw that . as the price goes up ,... | you might be able to , i do n't know , turn them into wine or something . but if we 're talking about something like oil , you would say , hey , why should i pump all of the fixed amount of oil in the ground today to sell at today 's lower prices ? i 'm going to lower the supply today , so i can sell it in the future . | for the oil analogy , there is a fixed amount of oil so it makes sense to not sell it , but if there was an infinite amount of oil , would it just be more profitable to sell it the whole time ? |
in the last video , we introduced ourselves to the law of supply . and it was a fairly common sense idea that if we hold all else equal , that if the price of something goes up , there 's more incentive for more producers to produce it or a given producer to produce more of it . and we saw that . as the price goes up ,... | so the expected future prices , price expectations . now let 's go away from the grapes , because grapes , they 're perishable goods , they go bad . it 's not like you can save goods to use them later . | what if you were selling prunes and grapes , would quantity supplied of grapes go up to produce both or would the most popular of the two go up ? |
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