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# Difference between revisions of "2020 SWMC 6 Problems/Problem 1" ## Problem Give the only positive value of $x$ in $10x + 5 \leq 14 + x$. ## Solution To figure out all possible values of $x$, we have to solve the inequality. First, we have to make sure that only one side has the variable x. To do that, we subtra...
HuggingFaceTB/finemath
SSAT Upper Level Math : Perpendicular Lines Example Questions ← Previous 1 3 4 Example Question #1 : How To Find Out If Lines Are Perpendicular Two perpendicular lines intersect at the point . One line passes through point ; the other passes through point . Evaluate . Explanation: The line that passes through  an...
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# When scientists use a log graph, do they actually convert x/y w/ log? 1. Aug 28, 2014 ### hongiddong 1. The problem statement, all variables and given/known data For example, a linear plot would with x and y values would just plot normally where x and y increases linearly from 0 to infinity. When we use a log gra...
HuggingFaceTB/finemath
Study Guide for Physics Test #2 Newton's Laws of Motion 1. State and give an example of each of Newton’s 3 laws of motion. 2. Weight varies with ___________________. Why is this so? 3. Know about balanced and unbalanced forces. 4. What is inertia?  What does it mean? Which of Newton’s Laws of Motion deals specifica...
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math lim (4sin2x - 3x cos5x)/(3x/2 +(x^2)cscx ) x->0 1. 👍 0 2. 👎 0 3. 👁 195 1. 👍 0 2. 👎 0 2. L'Hoptial's rule applies to this. I get for the numerator.. 8cos2x - 3cos5x - 15x sin5x and the denominator... 3/2 + 2x csc x + x^2 d cscx/dx so the limit looks to be 5/ (3/2) = 10/3 check me. 1. 👍 0 2. 👎 0 👨‍�...
HuggingFaceTB/finemath
23932 23,932 (twenty-three thousand nine hundred thirty-two) is an even five-digits composite number following 23931 and preceding 23933. In scientific notation, it is written as 2.3932 × 104. The sum of its digits is 19. It has a total of 4 prime factors and 12 positive divisors. There are 11,520 positive integers (u...
HuggingFaceTB/finemath
## September 10, 2014 ### Quasistrict Symmetric Monoidal 2-Categories via Wire Diagrams #### Posted by Simon Willerton Guest post by Bruce Bartlett I recently put an article on the arXiv: It’s about Chris Schommer-Pries’s recent strictification result from his updated thesis, that every symmetric monoidal bicatego...
open-web-math/open-web-math
1. ## Uniform Variate Question : Let X be a Uniform Variate defined on (-k,k). Determine k so that $P(|X| < 2) = P(|X| > 2)$ Please could please tell me what formula should i use to solve this question? 2. Originally Posted by zorro Question : Let X be a Uniform Variate defined on (-k,k). Determine k so that $P(|X| ...
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# sulfur oxidation number The sulfur oxyanions with sulfur oxidation numbers between −1 and +6 are unstable in low-temperature aqueous systems with respect to stable sulfide, sulfate and sulfur (Fig. Some mixotrophic bacteria only oxidize thiosulfate to tetrathionate. Remember the sum of the oxidation numbers of all t...
open-web-math/open-web-math
#### Root square in real life I have tried everything.? For this technique it is prudent to use the identity. If you are using a copying machine to reduce a picture for a project. Chat or rant, adult content, spam, insulting other members, show more. By using this site, you agree to the Terms of Use and Privacy Policy...
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THE SPECIAL THEORY OF RELATIVITY CHAPTER - 47 1. 6 S = 1000 km = 10 m The process requires minimum possible time if the velocity is maximum. 8 We know that maximum velocity can be that of light i.e. = 3  10 m/s. Distance 106 1   s. Speed 3  108 300 ℓ = 50 cm, b = 25 cm, h = 10 cm, v = 0.6 c a) The observer in th...
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##### money problem explain with algebra Algebra Tutor: None Selected Time limit: 1 Day A collection of nickels, dimes, and quarters is worth \$5.30. There are two more dimes than nickels and four more quarters than dimes. How many quarters are in this collection of coins? Aug 11th, 2014 Nickel = 5 cent Dime =10 ...
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Browse Questions # If $S_{n}=\frac{1}{6}\;n\;(2n^2+9n+13)\;$, then $\sum_{r=1}^n\;\sqrt{a_{r}}\;$ equals. $(a)\;\frac{1}{2}n(n+3)\qquad(b)\;\frac{1}{2}n(n+5)\qquad(c)\;\frac{1}{2}n(n+2)\qquad(d)\;\frac{1}{2}n(n+1)$ Can you answer this question? Answer : (a) $\frac{1}{2}n(n+3)$ Explanation : $a_{n}=S_{n}-S_{n-1}$ $=...
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# The sensitivity of the galvanometer sensitivity= θ/i ## The Attempt at a Solution That's the answer in my text book: Sensitivity = θ/i = 60/30 = 2 deg/mA But I wonder why it used the angle 60 (the angle between the coil face and the field lines) instead of the angle 30 (the angle between the normal to the coil an...
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# value of x coordinate • Sep 23rd 2009, 06:26 AM mark value of x coordinate hi, the question i've got is: find the exact value of the x coordinate at the point of intersection of- the line $2x + y = 7$ and the curve $y = 4x^2 - 8x - 5$ the answer is $\frac{1}{4} (3 + \sqrt{57})$ and $\frac{1}{4}(3 - \sqrt{57})$ co...
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The OEIS is supported by the many generous donors to the OEIS Foundation. Hints (Greetings from The On-Line Encyclopedia of Integer Sequences!) A026807 Triangular array T read by rows: T(n,k) = number of partitions of n in which every part is >=k, for k=1,2,...,n. 28 1, 2, 1, 3, 1, 1, 5, 2, 1, 1, 7, 2, 1, 1, 1, 11,...
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# Finding equivalent capacitance • aimee3 In summary, the conversation is about finding the equivalent capacitance given a figure. The person attempted to solve it by adding the top and bottom capacitance in series, and then adding them in parallel. However, they were unsure about the order of adding the parallel comp...
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## sarah_98 3 years ago help in algebra??!?! 1. sarah_98 7-(X+1)=9-(2X-1) 2. .Sam. 6-X=10-2X Add (2 X-6) to both sides: X=4 3. sarah_98 i didnt understand :S well bascially combine the like terms leave the x for now and add all the numbers together on our right side we get 6-x and left side we get 10-2x 6. sar...
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A cation to be more specific. Protons Neutrons Electrons A 25 30 23 B 25 55 23 C 27 30 25 D 30 25 28 Your answer 10 (a). Sample Learning Goals Use the number of protons, neutrons, and electrons to draw a model of the atom, identify … Europium, atomic number 63, has two isotopes, 151 Eu and 153 Eu. The sodium atom has 1...
open-web-math/open-web-math
Question 01 Chapter 5 of +2-Part-1 01. (NPS) X and Y are partners in 8:5 ratio. Z is admitted for 1/5th share. Find out the new ratio. ### The solution of Question 01 Chapter 5 of +2 Part-1: – Old Ratio of X and Y = 8 : 5 Z is admitted for 1/5 share of profit Let the total share of the business = 1 Remaining sha...
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# Find the value(s) of $p$ and $q$ for the following pair of equations:$2 x+3 y=7$ and $2 p x+p y=28-q y$,if the pair of equations have infinitely many solutions. #### Complete Python Prime Pack 9 Courses     2 eBooks #### Artificial Intelligence & Machine Learning Prime Pack 6 Courses     1 eBooks #### Java Prime...
open-web-math/open-web-math
Find all School-related info fast with the new School-Specific MBA Forum It is currently 29 Aug 2016, 08:01 ### GMAT Club Daily Prep #### Thank you for using the timer - this advanced tool can estimate your performance and suggest more practice questions. We have subscribed you to Daily Prep Questions via email. C...
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# PARTIAL DIFFERENTIAL EQUATIONS Partial differential equation are those equations which involves Partial derivatives. • Notation: Let ## RULE FOR FORMATION OF PARTIAL DIFFERENTIAL EQUATIONS BY ELIMINATION OF ARBITRARY CONSTANTS • If the number of arbitrary constants to be eliminated is equal to the number of indep...
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1. ## loan interest problem James brown took out a loan for 2,400 to purchase holiday gifts. the annual interest rate is 2.5% the loan is due in 6 months how much will james have to pay back at the end of 6 months. remember time is in years I did this (2,400)(0.0125)(1)= 30 can somebody check this and if it is wron...
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Tag Info 29 I would offer the distinctions are i) pure statistical approach, ii) equilibrium based approach, and iii) empirical approach. The statistical approach includes data mining. Its techniques originate in statistics and machine learning. In its extreme there is no a priori theoretical structure imposed on ass...
open-web-math/open-web-math
# 141 Evaluate Homework And Practice Module 3 Lesson 1 ## Evaluate Module Homework 1 141 And Practice 3 Lesson 3 - Evaluate 4a + 2b + 9 for a = 2 and b = 3. No Homework. 0.72 Write each decimal as a mixed number in simplest form. 2. \$ \$ work with money. 7 equal; Sample answer: Using the quotient of powers, 3 100 _ ...
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# Thread: inverse trig? 1. ## inverse trig? can someone help me simplify these? this is soo frusrating, im about to cry. cos(arctan(-1)) arccos(sin(-pie/2)) cot(arcsin 3/5) sin (arccos (t)) thanks soo much! 2. Originally Posted by akilele arccos(sin(-pie/2)) Mmmmm pie... Anyway, $\sin(-\frac{\pi}{2}) = -1$. $...
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Algebra Tutorials! Home Rational Expressions Graphs of Rational Functions Solve Two-Step Equations Multiply, Dividing; Exponents; Square Roots; and Solving Equations LinearEquations Solving a Quadratic Equation Systems of Linear Equations Introduction Equations and Inequalities Solving 2nd Degree Equations Review Solv...
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# Is this an example of a zero knowlege proof? My Math Structures professor mentioned the strange concept of a zero knowledge proof to me after class one day, and I decided to do some reading about it. After reading the relatively famous "How to Explain Zero Knowlege Protocols to Your Children", and the Wikipedia page...
HuggingFaceTB/finemath
<img src="https://d5nxst8fruw4z.cloudfront.net/atrk.gif?account=iA1Pi1a8Dy00ym" style="display:none" height="1" width="1" alt="" /> You are reading an older version of this FlexBook® textbook: CK-12 Algebra I Go to the latest version. # 6.6: Absolute Value Inequalities Difficulty Level: At Grade Created by: CK-12 ##...
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Home > PC3 > Chapter 1 > Lesson 1.2.1 > Problem1-69 1-69. Let $f(x)=2x^2-5$ and $g(x)=3x-1$. Evaluate: 1. $f(g(2))$ $f(3(2)-1)\text{ or }f(5)$ 1. $g(f(-1))$ See the step in part (a). 1. $f(g(x))$ $f(3x-1)=2(3x-1)^2-5$ 1. $g(f(x))$ $g(2x^2-5)=?$
HuggingFaceTB/finemath
# Difference of two squares In mathematics, the difference of two squares is a squared (multiplied by itself) number subtracted from another squared number. Every difference of squares may be factored according to the identity. Also, you have to make sure that the answer you get, you then square root that then multipl...
HuggingFaceTB/finemath
Power word problems # Problem solving in physics with solution about power, work, energy and power: problem set If your question asks for minutes and your answer is in seconds, you missed a step. Can we take a time derivative of this expression? The best way to do this is by fractions, but there are enough unit conve...
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# 184423 (number) 184,423 (one hundred eighty-four thousand four hundred twenty-three) is an odd six-digits composite number following 184422 and preceding 184424. In scientific notation, it is written as 1.84423 × 105. The sum of its digits is 22. It has a total of 2 prime factors and 4 positive divisors. There are 1...
HuggingFaceTB/finemath
Total: \$0.00 Over 3 million resourcesMade for teachers by teachersEvery grade, subject, and specialtyFree and affordable materials # 4th Grade Math Unit 4 - Division Subject Grade Levels Resource Type Product Rating File Type Compressed Zip File Be sure that you have an application to open this file type before do...
HuggingFaceTB/finemath
Theorem 10.34.1 (Hilbert Nullstellensatz). Let $k$ be a field. 1. For any maximal ideal $\mathfrak m \subset k[x_1, \ldots , x_ n]$ the field extension $k \subset \kappa (\mathfrak m)$ is finite. 2. Any radical ideal $I \subset k[x_1, \ldots , x_ n]$ is the intersection of maximal ideals containing it. The same is t...
open-web-math/open-web-math
# Ellipse in polar coordinate [with center of coordinates not center of ellipse] On an old wikipedia page describing the ellipse, we have the following formula that parametrise an ellipse (semi-axis $$a,b$$, tilt $$\phi$$ and center $$(r_0, \theta_0)$$ inside the ellipse) : $$r(\theta) = \frac{P(\theta)+Q(\theta)}{R(...
HuggingFaceTB/finemath
LESSON # Spatial Operators – Handling Edge Pixels #### Transcript Let’s look now at what we call the edge problem. If I try and compute the pixel value at this particular coordinate the window of pixels in the input image has to look like this. And the problem is that some of the input window has fallen off the edge...
HuggingFaceTB/finemath
Help Finding Average Acceleration • theintarnets Based on the given information, the appropriate equation would be v^2 = u^2 + 2as. Plugging in the known values, we get a = -v^2/(2s). This gives an average acceleration of -129.6 m/s^2. Homework Statement NASA operates a 2.2 second drop tower at the Glenn Research Ce...
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# Chapter 13 This preview shows page 1. Sign up to view the full content. This is the end of the preview. Sign up to access the rest of the document. Unformatted text preview: escriptions? 3–8 |||| Plot the point whose cylindrical coordinates are given. Then find the rectangular coordinates of the point. 3. 2, 5. 3, ...
HuggingFaceTB/finemath
Check GMAT Club Decision Tracker for the Latest School Decision Releases https://gmatclub.com/AppTrack It is currently 22 May 2017, 11:41 ### GMAT Club Daily Prep #### Thank you for using the timer - this advanced tool can estimate your performance and suggest more practice questions. We have subscribed you to Dail...
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Try the Free Math Solver or Scroll down to Tutorials! Depdendent Variable Number of equations to solve: 23456789 Equ. #1: Equ. #2: Equ. #3: Equ. #4: Equ. #5: Equ. #6: Equ. #7: Equ. #8: Equ. #9: Solve for: Dependent Variable Number of inequalities to solve: 23456789 Ineq. #1: Ineq. #2: Ineq...
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## For Ada Lovelace Day: Julia Bowman Robinson Julia Bowman Robinson was an American mathematician. She is known mainly for her work on decision problems, and most famously for her contributions to the solution of Hilbert’s tenth problem. Robinson was born in St. Louis, Missouri on December 8, 1919. At a young age Rob...
open-web-math/open-web-math
Properties of Consecutive Integers We have studied about integers, integers are combination of both positive and negative numbers lying on the number line including zero. There are few important properties regarding integers that you should know: • Zero is also an Integer. • Integers which follow one another are call...
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Question A point like object of mass M is thrown up from point A as shown in the figure. It slides along the full length of the smooth track ABC (of radius R for part BC). Let R=1 m,AB=2 m,M=0.5 kg,g=10 m/s2 & OD=3m. A Minimum speed V0 to slide full length of the track is 60m/s No worries! Weā€˜ve got your back. Try ...
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# What is 2 percent of 8? ## (2 percent of 8 is 0.16) ### 2 percent of 8 is 0.16. Explanation: What does 2 percent or 2% mean? Percent (%) is an abbreviation for the Latin “per centum”, which means per hundred or for every hundred. So, 2% means 2 out of every 100. ### Methods to calculate "What is 2 percent of 8" w...
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× × # If f(± 2) = 2and g(± 2) = 2evaluate f(g(2)) and g(f(-2)) ISBN: 9780321570567 2 ## Solution for problem 7E Chapter 1.1 Calculus: Early Transcendentals | 1st Edition • Textbook Solutions • 2901 Step-by-step solutions solved by professors and subject experts • Get 24/7 help from StudySoup virtual teaching assis...
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# Sound Waves of explosion ## Homework Statement An explosion occurs at the end of a pier. The sound reaches the other end of the pier by traveling through three media: air, fresh water, and a slender metal handrail. The speeds of sound in air, water, and the handrail are 343, 1482, and 5040 m/s, respectively. The so...
HuggingFaceTB/finemath
If a hyperbola passing through the origin has 3x−4y−1=0 and 4x−3y−6=0 as its asymptotes, then the equations of its transverse and conjugate axes, are # If a hyperbola passing through the origin has $3x-4y-1=0$ and $4x-3y-6=0$ as its asymptotes, then the equations of its transverse and conjugate axes, are 1. A $x-y-5...
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# Number theory Number theory is the study of natural numbers. Natural numbers are the counting numbers that we use in everyday life: 1, 2, 3, 4, 5, and so on. Zero (0) is often considered to be a natural number as well. Number theory grew out of various scholars' fascination with numbers. An example of an early prob...
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## How to Calculate and Solve for Monochromatic Emissive Power | Radiation Heat Transfer The image above represents monochromatic emissive power. To compute for monochromatic emissive power, five essential parameters are needed and these parameters are Planck’s Constant (h), Velocity of Light (c), Wavelength (λ), Bolt...
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Studying convergence of improper integral I have a doubt on how to apply asymptotic comparison to this improper integral: $$\displaystyle\int_0^{+\infty} \frac{4x}{4x^8 + 1}dx$$ I'll call $$f(x)=\dfrac{4x}{4x^8 + 1}$$, and notice it is non negative as $$x \to +\infty$$. If I understand the idea correctly, the I need...
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## An x-ray beam of a certain wavelength is incident on a crystal, at 30.7° to a certain family of reflecting planes of spacing 33.4 pm. If the Question An x-ray beam of a certain wavelength is incident on a crystal, at 30.7° to a certain family of reflecting planes of spacing 33.4 pm. If the reflection from those pl...
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# The height at which a geostationary satellite is placed from the surface of the earth: 1. 30,000 km 2. 36,000 km 3. 42,000 km 4. 48,000 km Option 2 : 36,000 km ## Detailed Solution The correct answer is option 2) i.e. 36,000 km CONCEPT: • A geostationary satellite is an earth-orbiting satellite that revolves ar...
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# Do we call the logical connectives(e.g. $\wedge$) propositional functions? I know that a predicate is also called a propositional function, since it accepts one or more entities as its argument, and return a proposition. For example, let $P(x,y)=x\text{ is the father of }y."$, then $P$ is a predicate, and meanwhile ...
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the question is:  is two thirds of anything a bigger number than five sixths of anything # I need to know if five sevenths is more than two thirds please the question is:  is two thirds of anything a bigger number than five sixths of anything the best way to answer this is to divide 2/3 = 0.667 5/7 = 0.714 This means...
HuggingFaceTB/finemath
Solutions by everydaycalculation.com ## Compare 7/6 and 18/20 1st number: 1 1/6, 2nd number: 18/20 7/6 is greater than 18/20 #### Steps for comparing fractions 1. Find the least common denominator or LCM of the two denominators: LCM of 6 and 20 is 60 2. For the 1st fraction, since 6 × 10 = 60, 7/6 = 7 × 10/6 × 10 ...
HuggingFaceTB/finemath
# Find the coordinates in an isosceles triangle if the triangle it self is in positive axis A at $(45,10)$, B at $(10,20)$, $AB=AC$ and angle $C=20$ degree find the coordinates of $C$.suggest the formula so i can write code in Perl. - We have $A(45,10),B(10,20),C(x_c,y_c)$. $AB=AC=\sqrt{(45-10)^{2}+(10-20)^{2}}=5\s...
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# Thread: unique solutions to system of equations. 1. ## unique solutions to system of equations. I was under the impression that a system has a unique solution if its determinant was not equal to zero. This website seems to verify this fact https://math.oregonstate.edu/home/pr...em/system.html Below are the solution...
HuggingFaceTB/finemath
## Intr-o grupa, 3 elevi au masurat lungimea unui creion si au obtinut urmatoarele valori: 16,2 cm;16,5 cm si respective 16,1 cm. Aflati Question Intr-o grupa, 3 elevi au masurat lungimea unui creion si au obtinut urmatoarele valori: 16,2 cm;16,5 cm si respective 16,1 cm. Aflati valoarea medie a valorilor masurate si...
HuggingFaceTB/finemath
Thomson Problem Get Thomson Problem essential facts below. View Videos or join the Thomson Problem discussion. Add Thomson Problem to your PopFlock.com topic list for future reference or share this resource on social media. Thomson Problem The objective of the Thomson problem is to determine the minimum electrostatic ...
HuggingFaceTB/finemath
# A line passes through (9,3),(12,4), and (n,-5) Find the value of n. Question Vectors and spaces A line passes through (9,3),(12,4), and (n,-5) Find the value of n. 2020-10-27 Given that a line passes through the points (9, 3), (12, 4), and (n, -5). First we find the equation of the line that. passes through the poi...
open-web-math/open-web-math
# How do you solve by completing the square 2x^2-6x-20=0? Mar 23, 2018 ${x}_{1} = - 2$ and ${x}_{2} = 5$ #### Explanation: $2 {x}^{2} - 6 x - 20 = 0$ $2 \cdot \left({x}^{2} - 3 x - 10\right) = 0$ $2 \cdot \left({x}^{2} - 3 x + \frac{9}{4} - \frac{49}{4}\right) = 0$ $2 \cdot \left({\left(x - \frac{3}{2}\right)}^{...
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# What is the mathematical chance that an event will occur called? ## What is the mathematical chance that an event will occur called? Answer: The likelihood that a particular event will occur is called probability. Probability can be defined as the ratio of the number of favorable outcomes to the total number of out...
HuggingFaceTB/finemath
## Subject: Elementary Mathematics Q.1 Define difference and symmetric difference of two sets and prove that . (A− B)U(B − A) = (AUB)−(A∩ B) ## Difference of Two Sets : The difference of the sets A and B in this order is the set of elements which belong to A but not to B. Symbolically, we write A – B and read as “ A...
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# A balloon has a volume of 2.9 L at 320 Kelvin. If the temperature is raised to 343 Kelvin, what will its volume be? Using Charles' law, ${V}_{1} / {T}_{1} = {V}_{2} / {T}_{2}$ Therefore ${V}_{2} = {T}_{2.} {V}_{1} / {T}_{1}$ = $343 . \frac{2.9}{320}$ = 3.11 litre.
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Transfer Func and Block Diagram | Laplace Transform | Systems Science # ECM2105 - Control Engineering Dr Mustafa M Aziz (2010) ________________________________________________________________________________ TRANSFER FUNCTIONS AND BLOCK DIAGRAMS 1. Introduction 2. Transfer Function of Linear Time-Invariant (LTI) Sy...
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# Finding Roots: Newton’s Method Finding Roots: Newton’s Method Calculus I Project The purpose of this project is to derive and analyze a method for solving equations. This method is iterative meaning that successive approximations to a solution are obtained with the intent that each new approximation is an improvemen...
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## What is the value of z in the equation 2(4z − 3 − 1) = 166 − 46? I know that 166-46 is 120 but i get stuck on the distributive propert Question What is the value of z in the equation 2(4z − 3 − 1) = 166 − 46? I know that 166-46 is 120 but i get stuck on the distributive property part. I end up with 8z-2. Also I wi...
HuggingFaceTB/finemath
## Search This Blog ### Easy Math Problem Easy Math Problem - 23 January In a strange city , there are just 2 houses. If one person from house1 goes to house2, then the population of house2 is twice the population of house1. While if one person from house2 goes to house1, then the population of house2 is same as th...
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# A Shiny app for inferential statistics by hand Statistics is divided into four main branches: • Descriptive statistics • Inferential statistics • Predictive analysis • Exploratory analysis Descriptive statistics provide a summary of the data; it helps explaining the data in a concise way without losing too much in...
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# Homework Help: A limit :s 1. Mar 2, 2006 ### mohlam12 hey again! this time, I have this one to solve $$\lim_{x\rightarrow 0}\frac{\tan(x)-\sin(x)}{x^3}$$ i went like this $$\lim_{x\rightarrow 0}\frac{\frac{tan(x)}{x} - \frac{sin(x)}{x}}{x^2}$$ = lim (0/0) which is always an undetermined form... is there any o...
HuggingFaceTB/finemath
# ACT and SAT Blog Wondering how to work a complex-looking operation like this: 5(1 + 4)² – 10 Use PEMDAS! P(arenthesis) E(xponent) M(ultiplication) D(ivision) A(ddition) S(ubtraction) Let’s look at an example of an expression in which of the order of operations is required: 5(1 + 4)² – 10 Begin with operation in...
HuggingFaceTB/finemath
Home > Relative Error > Relative Error In Calculations # Relative Error In Calculations ## Contents Loading... To determine the tolerance interval in a measurement, add and subtract one-half of the precision of the measuring instrument to the measurement. You should only report as many significant figures as are con...
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# Tips for Teaching Ratios and Rates in 6th, 7th and 8th Grade Math Are your students hitting a bit of a roadblock when it comes to wrapping their heads around ratios and rates? Need a fun and colorful way to dive into these math essentials? Well, you’re in for a treat! In this blog post, I’m about to unveil how I tea...
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# How to convert 1D array to 2D by column major say I have a 1D array like int[] x = {1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16}. I would like to conver it into 2D where it looks like: 1 5 9 13 2 6 10 14 3 7 11 15 4 8 12 16 Currently, I have for (int i = 0; i < 4; i++) { for (int j = 0; j < Nb; j++) s[i][j] = x[i + j...
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# What is the molar heat of combustion when "25000 g" of methanol is combusted in a bomb calorimeter to raise the temperature of the surrounding water by 40^@ "C" if the heat capacity of the calorimeter is "10.4 kJ/"^@ "C"? Jul 3, 2017 There's probably an error in this question... I get $- \text{0.5331 kJ/mol}$, whic...
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Close message Scootle will stop supporting resources that use the Adobe Flash plug-in from 18 Dec 2020. Learning paths that include these resources will have alerts to notify teachers and students that one or more of the resources will be unavailable. Click here for more info. # Search results Year level Resource typ...
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# Proof that $X$ countable, $\mathcal M$ algebra on $X$ implies $\mathcal M$ a $\sigma$-algebra In my measure theory class, I believe the professor made the claim that if $X$ was a countable or finite set and $\mathcal M$ was an algebra on $X$, then $\mathcal M$ was a $\sigma$-algebra. I am unclear how to prove this....
open-web-math/open-web-math
BIGtheme.net http://bigtheme.net/ecommerce/opencart OpenCart Templates Saturday , July 22 2017 Home / Discrete mathematics / Absorption Property, Idempotent Property| Discrete mathematics # Absorption Property, Idempotent Property| Discrete mathematics Absorption Property: For any a, b in A, a˅(a˄b) =a and a˄(a˅b)=a ...
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X Doubtnut Math Doubt App Click photo & get instant FREE video solution Install in 1 Sec Now! (9,487+) COURSE EXAM STUDY MATERIALS Filter # XII Boards Year 2016 Maths Class 12th Solutions ## Maths Year 2016 XII Boards Class 12th Solutions CBSE class 12 board 2016 Maths question paper with solutions. Doubtnut prov...
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Hey! I'm David, cofounder of zkSecurity and the author of the Real-World Cryptography book. I was previously a crypto architect at O(1) Labs (working on the Mina cryptocurrency), before that I was the security lead for Diem (formerly Libra) at Novi (Facebook), and a security consultant for the Cryptography Services of ...
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GMAT Question of the Day - Daily to your Mailbox; hard ones only It is currently 18 Oct 2019, 21:47 GMAT Club Daily Prep Thank you for using the timer - this advanced tool can estimate your performance and suggest more practice questions. We have subscribed you to Daily Prep Questions via email. Customized for You ...
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# Boats and stream 2 Welcome to aptitude tricks ## Basic Concepts of Questions on Boats and Streams 1. A boat is said to go downstream, if the boat goes in the direction of stream. 2. A boat is said to go upstream, if the boat goes opposite to the direction of stream. ## Basic Formulas 1. If speed of boat in still...
HuggingFaceTB/finemath
## ELECTRIC FIELD Electric Field and Electric Field Intensity$\\$ • The space around an electric charge in which its influence can be experienced is known as electric field.$\\$ • The electric field intensity $\vec{E}$ at any point is equal in magnitude to the force experienced per unit (test) position charge placed...
HuggingFaceTB/finemath
# What is the answer for question 16) ? http://postimg.org/image/6g52noj6f/ lemjay | High School Teacher | (Level 3) Senior Educator Posted on `log_3x+log_3(x+2)=1` To explain this through the telephone, we can describe the steps as follows: • Notice that the two logarithms in the equation have the same base. So, ...
HuggingFaceTB/finemath
# Trouble with step 2 resolution calculus I need to prove T ⊨ A v B with the resolution calculus from a set T. ### Step 1 Transform T into a set of clauses (CNF). • Clause 1 = A v ¬C • Clause 2 = C v A v B • ### Step 2 Try to find a resolution proof for , that is T ∪ {¬A ∧ ¬B}. Resolve Clause 1 (A v ¬C) and Clause...
HuggingFaceTB/finemath
# DMtutorial1s - Tutorial 2: suggested solution 1. Suppose we... This preview shows page 1. Sign up to view the full content. This is the end of the preview. Sign up to access the rest of the document. Unformatted text preview: Tutorial 2: suggested solution 1. Suppose we have observations (Xi , Yi ) sorted accordin...
HuggingFaceTB/finemath
# Why is a metric space an open subset of itself? Given a metric space $X$, the entire space $X$ is an open subset of $X$. I'm having some trouble thinking about this. I have a counterexample in mind. Suppose we consider the closed subset of $\mathbb{R}$ called $A = [a, b] \in \mathbb{R}$. Isn't $A$ also a metric spa...
HuggingFaceTB/finemath
## Introduction Artificial intelligence (AI) is gradually overshadowing traditional physics-based approaches1,2, achieving breakthroughs in solving some of the most challenging problems in chemistry and physics. For example, a deep neural network has obtained nearly exact solutions of the electronic Schrödinger equati...
open-web-math/open-web-math
# 7) How will this new monthly mortgage repayment affect their loan affordability ratio? That is, will they be facing mortgage stress? Qualified Writers Rated 4.9/5 based on 2480 reviews Background Kyle and Julia are considering whether or not to buy a particular property valued at \$720,000. They have \$200,000 of ...
HuggingFaceTB/finemath
Algebra # Partial Fractions - Linear Factors If the following is an identity in $x$: $\frac{A}{(x-2)(5x-8)}=\frac{1}{x-2}-\frac{B}{5x-8},$ what is the value of $A+B?$ How many terms would there be in the partial fraction decomposition of $\frac{1}{ ( x- 5) ( x + 5) ( x + 9 )}?$ If the following is an identity in ...
HuggingFaceTB/finemath
Classifying irreducible subspaces for angular momentum according to symmetrization I previously asked Proof that $L=S=0$ for filled electron subshells? which motivated me to look more deeply into the restrictions the Pauli exclusion principle places on multi-particle angular momentum states. It's well known that 2 di...
open-web-math/open-web-math
# Practice Problem..Codevita...How to approach this problem? ## Minimum BidMarks:200 ### Problem Description Consider people calling out bids in different number bases at an auction. Find the minimum bid assuming the following: 1. The bid numbers are in bases that make their respective values minimum. 2. There is ...
HuggingFaceTB/finemath
Home Forums Math Rational number between root2 and root3 Viewing 2 posts - 1 through 2 (of 2 total) • Author Posts • #23082 Rational number between root2 and root3 is ______ #23084 ProtonsTalk Keymaster The rational number between root 2 and root 3 is 1.6. Explanation: A rational number is any number which can be ...
HuggingFaceTB/finemath
# Document 10986458 1 12V + 12V + 6 Ω 3 Ω 6 Ω V R R R R R 4F   10Ω   6F   9V   20Ω   FIG. 1: A, B and C; respectively 1B quiz 2 version A 1. Gold has one electron per atom available as charge carriers. The mass density of gold is 19 . 3 kg/m 3 and its atomic weight is 197. Find the drift speed of the electrons in a wi...
HuggingFaceTB/finemath
# Geometry and location • Eh In summary, the conversation discusses the concept of precise location in mathematics and how it relates to real world objects such as the planet Jupiter. The question of whether the word "location" has a single mathematical definition is raised, and it is mentioned that in the case of Jup...
HuggingFaceTB/finemath
#### Solution for 9 is what percent of 264.2: 9:264.2*100 = (9*100):264.2 = 900:264.2 = 3.4065102195307 Now we have: 9 is what percent of 264.2 = 3.4065102195307 Question: 9 is what percent of 264.2? Percentage solution with steps: Step 1: We make the assumption that 264.2 is 100% since it is our output value. ...
HuggingFaceTB/finemath
# A committee of 4 people is chosen from 8 women and 8 men. How many different committees are possible that consist of 2 women and 2 men? There are the binomial coefficient "8 choose 2", i.e. (8!)/(2!6!) = 28 ways to choose 2 people from a set of 8 people. So, there are 28 ways to choose 2 men and 28 ways to choose 2 ...
HuggingFaceTB/finemath
1 / 21 # Chapter 8 Test Review Chapter 8 Test Review. Quadrilaterals. The sum of the measures of the interior angles of a convex regular polygon is 1080 °. Classify the polygon by the number of sides. Octagon (8 sides). What is the measure of each interior angle of a regular octagon?. 1080  8 = 135 °. ## Chapter 8 ...
HuggingFaceTB/finemath