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# Thread: distance between two lines
1. ## distance between two lines
i need help finding the shortest distance between lines pq and rs
p=(2,1,3) q=(1,2,1) r=(-1,-1,-2) S=(1,-4,0)
i realize i already posted a thread on this but it appears to have been deleted and i cant find it.
2. Given two skew lines $P+tD~\&~Q+t... | HuggingFaceTB/finemath | |
Dear Alice,
I work out on my treadmill 20 to 30 minutes a day, usually one to two miles. My husband says that there is a minimum and maximum heart rate. Is there a formula that I can use to calculate this information? Please advise.
Yes, it's true that there are recommendations for minimum and maximum heart rate duri... | HuggingFaceTB/finemath | |
# Positions- Reveiw Positional Terms
5 teachers like this lesson
Print Lesson
## Objective
Students will be able to describe the relative positions of objects using terms such as above, below, beside, in front of, behind, and next to.
#### Big Idea
Describing the position of objects is an important math skill, and... | HuggingFaceTB/finemath | |
Pvillage.org
# What is the order of the symmetric group S6?
## What is the order of the symmetric group S6?
720
This article gives specific information, namely, subgroup structure, about a particular group, namely: symmetric group:S6. . The group has order 720.
### How many elements of order 6 does the symmetric gr... | HuggingFaceTB/finemath | |
Solutions by everydaycalculation.com
## Divide 42/4 with 6/75
1st number: 10 2/4, 2nd number: 6/75
42/4 ÷ 6/75 is 525/4.
#### Steps for dividing fractions
1. Find the reciprocal of the divisor
Reciprocal of 6/75: 75/6
2. Now, multiply it with the dividend
So, 42/4 ÷ 6/75 = 42/4 × 75/6
3. = 42 × 75/4 × 6 = 3150/24
... | HuggingFaceTB/finemath | |
Education
# Master Math with Math Puzzles in 2022
Hours of math homework and solving different equations can make this subject a bit sour. However, when the math problems are outside of a school setting, it becomes enjoyable. Math puzzles encourage students to study mathematics. They test and examine your brain and t... | HuggingFaceTB/finemath | |
# Price Elasticity of Demand Updated on Wednesday, May 03, 2017
, tags # # #
The price elasticity of demand, Ed is defined as:
Ed= (proportionate change in quantity demanded )/(proportionate change in price)
Since the quantity demanded decreases when the price increases, this ratio is negative; however, the absol... | HuggingFaceTB/finemath | |
# 6.1 Rotation angle and angular velocity (Page 2/9)
Page 2 / 9
$v=\frac{\text{Δ}s}{\text{Δ}t}\text{.}$
From $\text{Δ}\theta =\frac{\text{Δ}s}{r}$ we see that $\text{Δ}s=r\text{Δ}\theta$ . Substituting this into the expression for $v$ gives
$v=\frac{r\text{Δ}\theta }{\text{Δ}t}=\mathrm{r\omega }\text{.}$
We write... | HuggingFaceTB/finemath | |
# Kiloampere Conversion Calculators
From
Kiloampere
• Abampere
• Ampere
• Biot
• Centiampere
• Coulomb (International) per Second
• Coulomb per Second
• Decaampere
• Deciampere
• Electromagnetic Unit of Current
• Electrostatic Unit of Current
• Exaampere
• Femtoampere
• Franklin per Second
• Gigaampere
• Gilbert
• Kil... | HuggingFaceTB/finemath | |
# ML Aggarwal Solutions for Chapter 14 Locus Class 10 Maths ICSE
Here, we are providing the solutions for Chapter 14 Locus from ML Aggarwal Textbook for Class 10 ICSE Mathematics. Solutions of twelfth chapter has been provided in detail. This will help the students in understanding the chapter more clearly. Class 10 C... | HuggingFaceTB/finemath | |
What are square numbers? When you multiply a number by itself the result is a square number.
• E.g. 3 x 3= 9 ( 9 Is a square number) or 12 x 12= 144 (144 is a square number)
A good knowledge of square numbers is important in all sorts of ways for children.
## When are children taught about square numbers?
Children ... | HuggingFaceTB/finemath | |
Osmosis Lab Report
Powerful Essays
1235 Words
Grammar
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Writing
Score
Osmosis Lab Report
To what extent does varying the Sodium Chloride concentration impact the mass change of Solanum tuberosum cubes?
Katie Hynek
12/11/15
Personal Engagement:
Every Thanksgiving my aunt and grandma switch off making mashed p... | HuggingFaceTB/finemath | |
# trigonometry
The sprockets and chain of a bicycle are shown in the figure. The pedal sprocket has a radius of 4 in., the wheel sprocket a radius of 2 in., and the wheel a radius of 13 in. The cyclist pedals at 45 rpm.
(a) Find the angular speed of the wheel sprocket.
(b) Find the speed of the bicycle. (Assume that... | HuggingFaceTB/finemath | |
Solve for x Graph
## Share
\frac{52.5+x}{48+50+48+52}\times 0.1+\frac{8}{10}\times 0.15+\frac{15}{30}\times 0.75>0.5
Add 28 and 24.5 to get 52.5.
\frac{52.5+x}{98+48+52}\times 0.1+\frac{8}{10}\times 0.15+\frac{15}{30}\times 0.75>0.5
Add 48 and 50 to get 98.
\frac{52.5+x}{146+52}\times 0.1+\frac{8}{10}\times 0.15+\fra... | HuggingFaceTB/finemath | |
# Difference between revisions of "2015 AMC 10A Problems/Problem 23"
## Problem
The zeroes of the function $f(x)=x^2-ax+2a$ are integers .What is the sum of the possible values of a?
$\textbf{(A)}\ 7\qquad\textbf{(B)}\ 8\qquad\textbf{(C)}\ 16\qquad\textbf{(D)}}\ 17\qquad\textbf{(E)}\ 18$ (Error compiling LaTeX. ! Ex... | HuggingFaceTB/finemath | |
# 1.1 Real numbers: algebra essentials  (Page 4/35)
  Page 4 / 35
## Differentiating the sets of numbers
Classify each number as being a natural number ( N ), whole number ( W ), integer ( I ), rational number ( Q ), and/or irrational number ( Q′ ).
1. $\sqrt{36}$
2. $\frac{8}{3}$
3. $\sqrt{73}$
4. $-6$
5. $3... | HuggingFaceTB/finemath | |
# We know that if f is a continuous nonnegative function on the interval [a, b], then b
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1 1 Ares Between Curves c 22 Donld Kreider nd Dwight Lhr We know tht if f is continuo... | HuggingFaceTB/finemath | |
## Solving Flip It, a Game
I've formulated the game Flip It(http://www.coolmath-games.com/0-flipit/index.html) into mathematical terms and a system of equations that solve for the solution matrix(the matrix of how many times each square must be clicked to solve from a given beginning.
Let $A_{5,5}$ be a matrix over t... | HuggingFaceTB/finemath | |
## Monday, July 30, 2012
### Technology Jobs
Let me preface this by saying that this in no way reflects my experiences at Microsoft thus far, or indeed any work experience I've had in the past 10 years. Nonetheless for some reason I woke from a dream early this morning and this was in my head: those just starting out... | open-web-math/open-web-math | |
+0
# Polygon
0
25
1
he exterior angles of a k-sided polygon form an arithmetic sequence. The smallest and largest interior angles of the polygon are 136 degrees and 145 degrees. What is k?
Jun 11, 2022
#1
+1
Because we are given that the exterior angles form an arithmetic series, the interior angles must as well.... | HuggingFaceTB/finemath | |
# [SOLVED] inverse functions
• Mar 25th 2009, 03:49 PM
lonejunior
[SOLVED] inverse functions
so i'm really lost with inverses..
can someone just explain to me how to do it?
g(x)= 1-1/(x-1)
and
g^-1(x)= 1+1/(1-x)
how do you prove that they are or are not inverses?
• Mar 25th 2009, 03:59 PM
HallsofIvy
Quote:
Original... | HuggingFaceTB/finemath | |
# Partial Products
The Partial Products Method is one of the first multiplication strategies that your child should learn. It's a way of simplifying double-digit multiplication problems and it is crucial to developing long multiplication problem solving skills later on.
Using this strategy requires an understanding ... | HuggingFaceTB/finemath | |
# How do you write the mathematical expression for "3 less than the Square of a number p"?
May 1, 2016
${p}^{2} - 3$
#### Explanation:
We are told that the number being referred to is called $p$.
The square of the number is ${p}^{2}$
3 less than this means subtract 3 from ${p}^{2}$
Hence ${p}^{2} - 3$
Note that... | HuggingFaceTB/finemath | |
How to calculate the PSD of a stochastic process
Say we have a stochastic process described by a stochastic differential equation (in the Itô sense), and maybe we are able to find an explicit solution of it in terms of deterministic and Itô integrals (and maybe not).
In any of these cases, how can we compute the powe... | open-web-math/open-web-math | |
Mathematics (NSTSE Class 2): Questions 476 - 484 of 814
Get 1 year subscription: Access detailed explanations (illustrated with images and videos) to 1644 questions. Access all new questions we will add tracking exam-pattern and syllabus changes. View Sample Explanation or View Features.
Rs. 500.00 or
Question numbe... | HuggingFaceTB/finemath | |
Discover a lot of information on the number 14243: properties, mathematical operations, how to write it, symbolism, numerology, representations and many other interesting things!
Mathematical properties of 14243
Is 14243 a prime number? Yes
Is 14243 a perfect number? No
Number of divisors 2
List of dividers 1, 14243
... | HuggingFaceTB/finemath | |
Before discussing and understanding the loan calculation results, we must know the significance of loan calculations. For example, if you need a loan with low credit, then there are several options for bad credit business loans. The calculation process is not always easy and there is no single step formula. It include... | HuggingFaceTB/finemath | |
# Is there a trig identity to help solve this equation? $A \cdot \cos\theta = B+ \sin\theta$
I'm trying to solve for $\theta$ in a simple equation:
$A \cdot \cos(\theta) = B+ \sin(\theta)$
($A$ and $B$ are constants)
But all the trig identities I've tried just make the equation worse.
What am I missing? How do you... | open-web-math/open-web-math | |
Chapter 13. Fundamental Equilibrium Concepts
# 13.2 Equilibrium Constants
### Learning Objectives
By the end of this section, you will be able to:
• Derive reaction quotients from chemical equations representing homogeneous and heterogeneous reactions
• Calculate values of reaction quotients and equilibrium constant... | HuggingFaceTB/finemath | |
Suppose you've got a parameter that's a positive number whose order of magnitude you know. For example, my height, you don't know what it is, but if I asked you if it was negative you'd say with 100% logical certainty that it wasn't, and if I asked you if it was 3 inches you'd be damn sure it wasn't, and if I asked you... | HuggingFaceTB/finemath | |
# GeetCode Hub
A program was supposed to print an array of integers. The program forgot to print whitespaces and the array is printed as a string of digits and all we know is that all integers in the array were in the range `[1, k]` and there are no leading zeros in the array.
Given the string `s` and the integer `k`... | HuggingFaceTB/finemath | |
# Polarization density
In classical electromagnetism, polarization density (or electric polarization, or simply polarization) is the vector field that expresses the density of permanent or induced electric dipole moments in a dielectric material. When a dielectric is placed in an external electric field, its molecules... | HuggingFaceTB/finemath | |
ApplyLinearTransformPlot - Maple Help
Student[LinearAlgebra]
ApplyLinearTransformPlot
apply a linear transformation to a plot Calling Sequence ApplyLinearTransformPlot(M2, P2, opts) ApplyLinearTransformPlot(M3, P3, opts) Parameters
M2 - 2x2 Matrix M3 - 3x3 Matrix P2 - 2-D plot, list of 2-D points, or one of circ... | HuggingFaceTB/finemath | |
Matrix transpose AT = 15 33 52 −21 A = 135−2 532 1 Example Transpose operation can be viewed as flipping entries about the diagonal. While certain “natural” properties of multiplication do not hold, many more do. MATRIX MULTIPLICATION. The determinant of a 4×4 matrix can be calculated by finding the determinants of a gr... | HuggingFaceTB/finemath | |
# Factorising
## Starting with the simple case (explaining with example)
We know that if there's a common factor in every term of an expression then we can factorise it out; $8x + 4 = 4(2x+1)$ Similarly, if that factor is $$x$$ then we get something like $x^2+3x = x(x+3)$ So continuing with this example; \begin{align... | HuggingFaceTB/finemath | |
July 15, 2020, 03:29:05 pm
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#### RuiAce
• ATAR Notes Lecturer
• Honorary Moderator
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• Posts: 8745
• "All models are wrong, but some are useful."
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##### Re: 3U Maths Question Thread
« Reply #4185 on: August 09, 2019, 07:43:37 pm ... | open-web-math/open-web-math | |
# How do you find the equation of the line that passes through the x intercept of the line 5x-7y+45=0 and is perpendicular to the line y=2/5x-3?
Nov 30, 2016
The given line $y = \frac{2}{5} x - 3$ has a slope, $m = \frac{2}{5}$
The slope, n, of a perpendicular line is:
$n = - \frac{1}{m}$
$n = - \frac{5}{2}$
Ther... | HuggingFaceTB/finemath | |
# Friction on a flat rotating surface
• I
If I push an object such as a cylinder of wood along a flat table (flat face of cylinder in contact with the table) through it's center of mass, the friction or energy required is not dependent of the surface area the block makes with the table, Friction = μ N, correct? And th... | HuggingFaceTB/finemath | |
# Middle school Math
posted by .
Graph 3y-4=11 by finding intercept(s)
How do you do this... Thanks
• Middle school Math -
I'd love to help, but is there supposed to be an x somewhere in this equation?
like...
3y-4x=11
• Middle school Math -
Ok... I'll just assume that the equation is 3y-4x=11.
So the y-intercep... | HuggingFaceTB/finemath | |
# Solve algebra with steps
Are you ready to learn how to Solve algebra with steps? Great! Let's get started! Our website can solve math word problems.
## Solving algebra with steps
This can help the student to understand the problem and how to Solve algebra with steps. There are a lot of different types of calculato... | HuggingFaceTB/finemath | |
# SOLUTION: Find an equation of the line. Write the equation in the standard form. Through (6,8); parallel to 9x-y=6
Algebra -> Algebra -> Linear-equations -> SOLUTION: Find an equation of the line. Write the equation in the standard form. Through (6,8); parallel to 9x-y=6 Log On
Ad: Algebra Solved!™: algebra... | HuggingFaceTB/finemath | |
/* Ajith - Syntax Higlighter - End ----------------------------------------------- */
## 11.14.2012
### Finding Nth node from end of a Singly Linked List
Previous Article: Finding first node in a Loop in Singly Linked List.
Figure 1: Singly Linked List
Solution 01 - Brute Force Approach:
1. Start at First Node of... | HuggingFaceTB/finemath | |
# Problem #1649
1649 In 1991 the population of a town was a perfect square. Ten years later, after an increase of 150 people, the population was 9 more than a perfect square. Now, in 2011, with an increase of another 150 people, the population is once again a perfect square. Which of the following is closest to the p... | HuggingFaceTB/finemath | |
# Limit of $\lim _{ x\rightarrow 0 }{ \frac { { e }^{ -\frac { 1 }{ { x }^{ 2 } } } }{ x } } =0$?
I Want to prove that $$\lim _{ x\rightarrow 0 }{ \frac { { e }^{ -\frac { 1 }{ { x }^{ 2 } } } }{ x } } =0$$ Is sufficient with right handed limit.
• Can you prove that $\lim_{x\to \pm\infty} x e^{-x^2}=0$? Well, it is t... | HuggingFaceTB/finemath | |
# who enters the water first? by how much? in a diving siblings showcase, 11-year-old hannah takes off from a 24.61 foot platform with an initial velocity of 9.7 ft/sec at the same time that her...
who enters the water first? by how much?
in a diving siblings showcase, 11-year-old hannah takes off from a 24.61 foot p... | HuggingFaceTB/finemath | |
The jumble of rules for taking derivatives never truly clicked for me. The addition rule, product rule, quotient rule -- how do they fit together? What are we even trying to do?
Here's my take on derivatives:
• We have a system to analyze, our function f
• The derivative f' (aka df/dx) is the moment-by-moment behavio... | HuggingFaceTB/finemath | |
Trig Derivative Q
• Mar 17th 2010, 05:46 PM
mneox
Trig Derivative Q
Find points on the function f(x) = 2sinx + sin²x for when the tangent line is horizontal.
---------
so i found the derivative of that function, which is
f'(x) = 2cosx + 2sinxcosx
what do i do now? set f'(x) to 0? i tried that, but the answer key sa... | HuggingFaceTB/finemath | |
# How to populate a table with results from a while function
Does anybody know how to save the intermediate results inside a while function in a table? Here is my code. I would like to save the x,y,counter values in a table in every step that while takes. Thank you!
counter = 0;
While[counter < 5,
counter = counter +... | HuggingFaceTB/finemath | |
Solutions by everydaycalculation.com
## Subtract 1/7 from 42/5
1st number: 8 2/5, 2nd number: 1/7
42/5 - 1/7 is 289/35.
#### Steps for subtracting fractions
1. Find the least common denominator or LCM of the two denominators:
LCM of 5 and 7 is 35
Next, find the equivalent fraction of both fractional numbers with ... | HuggingFaceTB/finemath | |
255135900000000
255,135,900,000,000 (two hundred fifty-five trillion one hundred thirty-five billion nine hundred million) is an even fifteen-digits composite number following 255135899999999 and preceding 255135900000001. In scientific notation, it is written as 2.551359 × 1014. The sum of its digits is 30. It has a ... | HuggingFaceTB/finemath | |
# Another way to smoosh two Bell Curves together
Previously, we looked at one way of combining two Bell Curve (i.e. Gaussian distributions) together to make a third — multiplication.
There are other ways to do this, though. The best known (and as far as I can tell, the most important) is convolution. So, here are two... | HuggingFaceTB/finemath | |
# Graphing utility question with 2 plots - one line and one exponential - is there a trick to this?
## In trying to do a recent question (find solutions to ${5}^{3} - 2 x = {5}^{- x}$), I tried putting both the left and right onto a single graph: (y-125+2x)(y-5^(-x))=0 and the resulting graph was... odd. Is there some... | HuggingFaceTB/finemath | |
You are Here: Home >< A-levels
# Mole Calculations. Watch
1. A mixture containing 2.8 g of iron and 2.0 g of sulphur is heated together. What mass of iron(II) sulphide is produced ? Answer is 4.4g. Not sure why that is the answer.
2. (Original post by Paranoid_Glitch)
A mixture containing 2.8 g of iron and 2.0 g of s... | HuggingFaceTB/finemath | |
Are you one of those people who struggle with deciding how much candy to buy every Halloween for your neighborhood trick ‘r treaters? Well, the Mars-Wrigley candy company have partnered with internet grocery delivery service shipt.com to make everyone’s lives a little less stressful this year by creating a candy calcu... | HuggingFaceTB/finemath | |
This notebook was prepared by Donne Martin. Source and license info is on GitHub.
Solution Notebook¶
Constraints¶
• Can we replace the items once they are placed in the knapsack?
• No, this is the 0/1 knapsack problem
• Can we split an item?
• No
• Can we get an input item with weight of 0 or value of 0?
• No
• Can ... | HuggingFaceTB/finemath | |
# The Effect of Outliers
The following question comes up in robust statistics. There are two formula indicated below that I do NOT know how to derive. However, in order to make the context clear, let's start with the easiest case. One can explore the effect of a single outlier on an estimator $T_n(\mathbf y)$ by repla... | HuggingFaceTB/finemath | |
Linear Programming: Preparation for Simplex Method
Linear Programming: Preparation for Simplex MethodRodion ChachuraBlockedUnblockFollowFollowingFeb 16This is part of the course “Optimization for Programmers”.
all code hereBefore we go to the simplex method, we need to learn how to represent the linear program in an ... | HuggingFaceTB/finemath | |
Question
Tue November 08, 2011 By:
# Prove that the areas of similar triangles have the same ratio as the squares of the radii of their circumcircles.
Sat November 12, 2011
Let us suppose ?ABC (with sides a,b&c )and ?PQR (with sides p,q&r ) are similar
Since these triangles are similar their sides must be in the sam... | HuggingFaceTB/finemath | |
0
# What is the difference between a controlled variable and a manipulated variable?
Updated: 10/24/2022
Wiki User
12y ago
the independent variable is on the x-axis of the graph and left or top of a table wile the dependent variable is on y-axis of the graph and the right or botton of a table. The dependent depend... | HuggingFaceTB/finemath | |
true
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# how to calculate address of n dimensional matrix
Computer Expert
An n dimensional matrix can be of any dimension. Adding a dimension is... | HuggingFaceTB/finemath | |
# F.4 Physics Mechanics
Two identical balls X and Y are released from rest from the top of a building 100 m above the ground. Ball Y is released 2 s after ball X. What is the maximum vertical separation between balls X and Y in the air? (Neglect air resistance.)
### 2 個解答
• 最佳解答
Vx stands for ball X 's velocity
Vy... | HuggingFaceTB/finemath | |
# How do you find the complexity of a recursive algorithm?
## How do you find the complexity of a recursive algorithm?
Method 1: Recursion Tree Method We take the sum of each value of nodes to find the total complexity of the algorithm. Draw a recursion tree based on the given recurrence relation. Determine the numbe... | HuggingFaceTB/finemath | |
# 2010 AMC 12A Problems/Problem 21
## Problem
The graph of $y=x^6-10x^5+29x^4-4x^3+ax^2$ lies above the line $y=bx+c$ except at three values of $x$, where the graph and the line intersect. What is the largest of these values? $\textbf{(A)}\ 4 \qquad \textbf{(B)}\ 5 \qquad \textbf{(C)}\ 6 \qquad \textbf{(D)}\ 7 \qquad... | HuggingFaceTB/finemath | |
# Homomorphism as a Structure-preserving Map.
## Main Question or Discussion Point
The definition of a homomorphism is that it must preserve some algebraic structure, so if I transform a vector space using homomorphism between vector spaces (linear map), the result must be a vector space too, correct?
Now, if "v" and... | HuggingFaceTB/finemath | |
This write up is for problems #2 in Assignment 11.
Investigating Polar Equations
by
Investigation of
After we investigated the polar equation by varying "a" and "k", were given a similar polar equation except for the addition of b. At this point in our investigation, we will vary the "b" using the mentioned values ... | HuggingFaceTB/finemath | |
# Prove that (3+2)6+(3-2)6 = 970 - Mathematics and Statistics
Sum
Prove that (sqrt(3) + sqrt(2))^6 + (sqrt(3) - sqrt(2))^6 = 970
#### Solution
(sqrt(3) + sqrt(2))^6 = ""^6"C"_0 (sqrt(3))^6 (sqrt(2))^0 + ""^6"C"_1 (sqrt(3))^5 (sqrt(2))^1 + ""^6"C"_2 (sqrt(3))^4 (sqrt(2))^2 + ""^6"C"_3 (sqrt(3))^3 (sqrt(2))^3 + ""^6"... | HuggingFaceTB/finemath | |
rational conversion - Maple Help
convert/rational
convert float to an approximate rational Calling Sequence convert(float, rational, digits) convert(float, fraction, digits) Parameters
float - floating-point number digits - (optional) integer or the name exact Description
• The convert/rational function converts... | HuggingFaceTB/finemath | |
fundamental equation of lift
## fundamental equation of lift
• ### Chapter 4
4.1 Basic Equations of Motion The equations of motion for a flight vehicle usually are written in a body-fixed coordinate system. It is convenient to choose the vehicle center of mass as the origin for this system, and the orientation of th... | HuggingFaceTB/finemath | |
# Can You Help Me Solve This. 2x(squared)- X- 28=0?
The answer to this question is both 4 and -7/2 factor and then set both parenthesise equal to zero and solve
thanked the writer.
2x^2 - x - 28 < 0
(2x +7) (x-4) = 0
x = -7/2 or x = 4
but this is an inequality so
check in the function
you get
-7/2
thanked the write... | HuggingFaceTB/finemath | |
# Logical conjunction
Logical conjunction is an operation on two logical values, typically the values of two propositions, that produces a value of true if and only if both of its operands are true.
A logical conjunction of propositions ${\displaystyle p}$ and ${\displaystyle q}$ may be written in various ways. Amon... | HuggingFaceTB/finemath | |
# Problem of step size effectively zero
I've been trying to solve the next system of differential equations which is very similar to this one in which I also sought help
Step size is effectively zero
$$F^2-G^2+HF'-F''+1=0$$
$$2GF+HG'-G''=0$$
$$2F+H'=0$$
$$HH'+P'-H''=0$$
With boundary conditions
$$F(0)=G(0)=H(0)... | HuggingFaceTB/finemath | |
# Largest of 3 random variables
• chetkgp
In summary, the problem is to find the probability that the largest of a set of n identically distributed random variables is greater than a given random variable. The problem can be solved by using order statistics.
#### chetkgp
Hi,
I am stuck with the problem of solving t... | HuggingFaceTB/finemath | |
# Resources tagged with: Factors and multiples
Filter by: Content type:
Age range:
Challenge level:
### There are 90 results
Broad Topics > Numbers and the Number System > Factors and multiples ### Common Divisor
##### Age 14 to 16 Challenge Level:
Find the largest integer which divides every member of the followi... | HuggingFaceTB/finemath | |
1. ## Particular Solution
40xy' -ln(x^8) = 0
Initial Condition: y(1)=31
Work:
40x (dy/dx) - ln(x^8) = 0
40x(dy/dx) = ln (x^8)
dy/dx = ln(x^8) / 40x
Sdy = Sln(x^8) / 40x
And then...stuck (if its even right thus far)
2. Originally Posted by BooGTS
40xy' -ln(x^8) = 0
Initial Condition: y(1)=31
Work:
40x (dy/dx) ... | HuggingFaceTB/finemath | |
Sie sind auf Seite 1von 5
L.C.M&H.C.F
Factors and Multiples: If a number `m' divides another number `n' exactly, then we say that `m' is a factor of `n' and that `n' is a multiple of `m'.
of 12 and therefore 12
is a multiple of 3. Least Common Multiple (L.C.M.)
L.C.M. is the least non-zero number in com- mon multi... | HuggingFaceTB/finemath | |
You are on page 1of 2
# Step-by-Step Exercises on Decision Making under Risk
## - Minimum EOL Approach BSNS2120, J. Wang
Name __J. Wang_______
A payoff table is given as below.
States of Nature
A
B
C
Alternatives P(A)=0.7 P(B)=0.1 P(C)=0.2
1
120
-100
60
2
90
100
70
3
80
100
80
4
-50
80
90
Col. Max
120
100
90
Part 1.... | HuggingFaceTB/finemath | |
Question
# In a triangle ABC, if (sinA+sinB+sinC)(sinA+sinB−sinC)=3sinAsinB is equal to
A
π2
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B
π3
Right on! Give the BNAT exam to get a 100% scholarship for BYJUS courses
C
π4
No worries! We‘ve got your back. Try BYJU‘S free classes today!
D
π6
No worrie... | HuggingFaceTB/finemath | |
# Equivalence of Well-Ordering Principle and Induction
## Theorem
That is:
Principle of Finite Induction: Given a subset $S \subseteq \N$ of the natural numbers which has these properties:
$0 \in S$
$n \in S \implies n + 1 \in S$
then $S = \N$.
Principle of Complete Finite Induction: Given a subset $S \subseteq \N$ ... | HuggingFaceTB/finemath | |
# Maths Triangle and Its Properties part 2 (Types of Triangle) CBSE Class 7 Mathematics VII | Summary and Q&A
35.3K views
October 17, 2016
by
LearnoHub - Class 11, 12
Maths Triangle and Its Properties part 2 (Types of Triangle) CBSE Class 7 Mathematics VII
## TL;DR
This video explains the different types of triangle... | HuggingFaceTB/finemath | |
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Derivation and Parse Tree
In this article, we will learn Derivation and Parse Tree.
Derivations
The parse tree can be constructed by taking a derivational view in which production is treated as rewriting rules. In each rewriting step, a non-terminal is replaced by the body of its production. At each ste... | HuggingFaceTB/finemath | |
Home | | Transmission Lines and Wave Guides | Measurement of VSWR and Wavelength
# Measurement of VSWR and Wavelength
Standing waves on the transmission line. Assuming the propagation constant is purely imaginary (lossless line), We can re-write the voltage and current waves as:
MEASUREMENT OF VSWR AND WAVELENGTH
#... | HuggingFaceTB/finemath | |
# CWC/FCI Prelims 2019 โ Quantitative Aptitude Questions (Day-16)
Dear Readers, Exam Race for the Year 2019 has already started, To enrich your preparation here we are providing new series of Practice Questions on Quantitative Aptitude โ Section for CWC/FCI Exam. Aspirants, practice these questions on a regular ba... | HuggingFaceTB/finemath | |
## Do My Uniform Boundedness Principle Class
A "Uniform Boundedness Principle Class" QE" is a basic mathematical term for a generalized consistent expression which is used to solve differential formulas and has services which are regular. In differential Class resolving, a Uniform Boundedness Principle function, or "q... | HuggingFaceTB/finemath | |
# Difference between revisions of "Elementary symmetric sum"
An elementary symmetric sum is a type of summation.
## Definition
The $k$-th elmentary symmetric sum of a set of $n$ numbers is the sum of all products of $k$ of those numbers ( $1 \leq k \leq n$). For example, if $n = 4$, and our set of numbers is $\{a, b... | HuggingFaceTB/finemath | |
# Exclude Numbers From A List
#### S.H.A.D.O.
##### Well-known Member
Good afternoon,
In cell E2 I enter a maximum whole number.
Now in cells E3:E7 there will be another whole number(s), but possibly not in all three. These numbers will not be higher than the maximum whole number.
What I would like is a formula in c... | HuggingFaceTB/finemath | |
# what is 60 percent of 80
## What’s the percent of 60% of 80?
What is this? Now we can see that our fraction is 75/100, which means that 60/80 as a percentage is 75%. And there you have it!
## How do you find 60 percent of a number?
To convert the fraction 60/100 to a percentage, you should first convert 60/100 to... | HuggingFaceTB/finemath | |
# What Percent Decrease 130 is 100? getcalc.com's Percentage change {(X - Y)/X x 100} Calculator & workout with step by step calculation to find what is the percent decrease from 130 to 100.
(130 - 100)/130 x 100 = (30/130) x 100 = 23.0769%
23.0769 percent decrease or decline from 130 is 100
Problem
Find What is the ... | HuggingFaceTB/finemath | |
## Algebra: A Combined Approach (4th Edition)
The simplified form of $\frac{3-9\sqrt 2}{6}$ is $\frac{1-3\sqrt 2}{2}$.
$\frac{3-9\sqrt 2}{6}$ Step 1: The highest common factor of 3 and 9 is 3. Hence, 3 and 9 can be divided by 3, and 3 can be taken outside the bracket: $\frac{3(1-3\sqrt 2)}{6}$. Step 2: 3 can be cancel... | HuggingFaceTB/finemath | |
Math
If the rise on a roof is 6 feet, when the run is 18 inches, what is the pitch in lowest terms when written as a fraction in lowest terms ? _______
Is this rise ove run? Or what I am so confused...
1. 👍
2. 👎
3. 👁
1. yES, rise over run: 6/1.5 or 12/3 or 4/1
steep roof.
1. 👍
2. 👎
👤
bobpursley
Similar Ques... | HuggingFaceTB/finemath | |
# The general solution of the equation
Question:
The general solution of the equation $7 \cos ^{2} x+3 \sin ^{2} x=4$ is
(a) $x=2 n \pi \pm \frac{\pi}{6}, n \in Z$
(b) $x=2 n \pi \pm \frac{2 \pi}{3}, n \in Z$
(c) $x=n \pi \pm \frac{\pi}{3}, n \in Z$
(d) none of these
Solution:
(c) $x=n \pi \pm \frac{\pi}{3}, n ... | HuggingFaceTB/finemath | |
# What is the maximum distance between two satellites orbiting at 400 km that would still allow them to communicate with each other using radio waves?
All satellites have the same inclination.
At an altitude of 400 km, the circumference of their orbit is $$2\pi \cdot (6371+400) = 42\ 543$$ km.
If, for example, you h... | HuggingFaceTB/finemath | |
# What is the resistivity of a wire when voltage increases?
• Jaccobtw
#### Jaccobtw
Homework Statement
A wire has a uniform cross sectional area of 1cm^2 and a length of 1m. When the potential difference across the wire is increased by 16V, the current increases by 2A. What is the resistivity of the wire?
Relevant ... | HuggingFaceTB/finemath | |
Price of 3 footballs and 7 basketballs is Rs 500 and and that of 5 football and 3 basketball is Rs 660. Then find the cost of 7 footballs.
1. 120
2. 840
3. 420
4. 140
Option 2 : 840
Free
DRDO MTS Full Mock Test
79859
100 Questions 100 Marks 90 Mins
Detailed Solution
TB Solution-
Given-
Price of 3 footballs and 7 ... | HuggingFaceTB/finemath | |
## ››Convert century to Gregorian year
century year
Did you mean to convert century to Gregorian year Julian year tropical year sidereal year anomalistic year draconic year lunar year Gaussian year
How many century in 1 year? The answer is 0.009999794661191.
We assume you are converting between century and Gregori... | HuggingFaceTB/finemath | |
# Find missing lengths in similar separate shapes
In this lesson, we will use scale factors to find missing side lengths in similar shapes. We will practise using our knowledge of proportion to calculate missing lengths.
Quiz:
# Intro quiz - Recap from previous lesson
Before we start this lesson, let’s see what you... | HuggingFaceTB/finemath | |
# The assessment of choroidal thickness from optical coherence tomography (OCT) images
The assessment of choroidal thickness from optical coherence tomography (OCT) images of the individual choroid can be an essential clinical and research task, because it provides valuable information about the optical eyes normal an... | open-web-math/open-web-math | |
## real analysis – An inequality involving fractional laplacian
I have to prove that for $$sin(0,1)$$, $$uinmathcal{S}(mathbb{R}^n)$$, ($$u$$ is a Schwartz’s function):
$$|(-Delta)^su(x)|leq c_{n,s}|x|^{-n-2s},quadforall xinmathbb{R}^nsetminus B_1(0),$$
for some $$c_{n,s}>0$$, where:
$$(-Delta)^su(x):=-frac{C(n,s)}{2}... | open-web-math/open-web-math | |
# Determinant properties
For every $n \times n$ matrix, we can define its determinant, being a (possibly complex) number. It is defined recursively by taking out one of its rows, say the $i^{\text{th}}$ row: $$$$\text{Det}(A) = \sum_{k=1}^{n} a_{ik} (-1)^{k+i} \text{Det}(A(i,k))$$$$ where the $(n-1)\times(n-1)$ matrix... | HuggingFaceTB/finemath | |
GMAT Question of the Day - Daily to your Mailbox; hard ones only
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# oldhw26_s - oldhomewk 26 YOO, HEE Due: Apr 1 2008, 4:00 am...
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