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# Yahoo Web Search
1. ### The parallel sides of a trapezium are 10 cm and 20 cm respectively. AD = 6 cm and CB =8 cm . Find the area of the trapezium ?
... and CD are the parallel sides with lengths 10 cm and 20 cm , respectively. See the attached sketch. Let point ...
3 Answers · Science & Mathematics · 03/08/2020
... | HuggingFaceTB/finemath | |
# Traveling Salesman Problem: Problem-Based
This example shows how to use binary integer programming to solve the classic traveling salesman problem. This problem involves finding the shortest closed tour (path) through a set of stops (cities). In this case there are 200 stops, but you can easily change the `nStops` v... | HuggingFaceTB/finemath | |
If you’re taking the test tomorrow morning, you should ignore this and REST YOUR BRAIN. If you’re not taking it tomorrow, though, then this is just another regular weekend for you, and you should work your brain HARD.
The prize, as it has been every week for weeks and weeks, is access to the coveted PWN the SAT Math G... | HuggingFaceTB/finemath | |
×
6th Chapter
### 11th Business Mathematics Chapter 6 Test
Here you can prepare 11th Class Business Mathematics Chapter 6 Binary Number System and its Operation Test. Click the button for 100% free full practice test.
## First Year Business Mathematics Chapter 6 Online MCQ Test for 1st Year Business Mathematics Chap... | HuggingFaceTB/finemath | |
# ZeroSum Ruler (home)
## Blogging on math education and other related things
### Adding Fractions With Pictures! (The Crisscross Method)December 3, 2012
Fraction Addition (And Subtraction): We’re not in kindergarten anymore
Addition and subtraction are only easy in elementary school. Once middle school starts, co... | HuggingFaceTB/finemath | |
X of Y or Y's : GMAT Verbal Section
Check GMAT Club Decision Tracker for the Latest School Decision Releases http://gmatclub.com/AppTrack
It is currently 22 Jan 2017, 00:24
### GMAT Club Daily Prep
#### Thank you for using the timer - this advanced tool can estimate your performance and suggest more practice questi... | HuggingFaceTB/finemath | |
Ampere
(Redirected from Amperes)
Ampere Demonstration modew of a moving iron ammeter. As de current drough de coiw increases, de pwunger is drawn furder into de coiw and de pointer defwects to de right.
Generaw information
Unit systemSI base unit
Unit ofEwectric current
SymbowA
Named afterAndré-Marie Ampère
The ampe... | HuggingFaceTB/finemath | |
Check GMAT Club Decision Tracker for the Latest School Decision Releases https://gmatclub.com/AppTrack
It is currently 27 May 2017, 16:55
### 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... | HuggingFaceTB/finemath | |
If the areas of two similar triangles ABC and PQR are in the ratio 9 : 16 and BC = 4.5 cm,
Question:
If the areas of two similar triangles ABC and PQR are in the ratio 9 : 16 and BC = 4.5 cm, what is the length of QR?
Solution:
Given: ΔABC and ΔPQR are similar triangles. Area of ΔABC: Area of ΔPQR = 9:16 and BC = 4... | open-web-math/open-web-math | |
## Important Points from Lectures
1) Choosing Gaussian Surface: When you are working on a problem where you want to use Gauss' Law to find a field, there are a few issues you want to be aware of:
a. The law only tells you the surface integral of the field (the flux) - if the field is varying on your surface in a way ... | HuggingFaceTB/finemath | |
# j-james/math
All my math notes, now in Markdown.
View the Project on GitHub j-james/math
# Fundamental Trigonometric Identities
## Learning Targets
You should be able to
• Simplify expressions using fundamental trigonometric identities
## Concepts / Definitions
### Reciprocal Identities
$\csc\theta = \frac{1... | HuggingFaceTB/finemath | |
# Modeling and Solving Constraints. Basic Idea
## 1. Modeling and Solving Constraints
Erin Catto
Blizzard Entertainment
## 2. Basic Idea
Constraints are used to simulate joints, contact,
and collision.
We need to solve the constraints ... | HuggingFaceTB/finemath | |
If f is continuous on a closed interval [a, b] and f(a) and f(b) have opposite signs, then there exists a number c in the open interval (a, b) such that f(c) = 0.
In short, if a function is continuous between two points, and one is above the x axis, and the other below, there is a point which crosses the axis. Simple,... | HuggingFaceTB/finemath | |
Br-81 is used for the production of the radioisotope Kr-81m which is used for diagnostics. Br-79 can be used for the cyclotron production of Kr-77 which decays to the radioisotope Br-77 although the most common production route for Br-77 is via Se-77. There are two different isotopes of bromine atoms. Isotopes of Bromi... | open-web-math/open-web-math | |
The OEIS is supported by the many generous donors to the OEIS Foundation.
Hints (Greetings from The On-Line Encyclopedia of Integer Sequences!)
A154669 Averages k of twin prime pairs such that 2*k^3 + 12*k^2 is a square. 0
12, 282, 642, 1452, 12162, 17292, 34842, 98562, 194682, 233922, 347772, 383682, 410412, 54496... | HuggingFaceTB/finemath | |
An electric toy car with a mass of 3 kg is powered by a motor with a voltage of 3 V and a current supply of 7 A. How long will it take for the toy car to accelerate from rest to 4 m/s?
Apr 13, 2018
The time is $= 1.14 s$
Explanation:
The power is
$P = U I$
$\text{Power"="Voltage"xx"Current}$
The voltage is $U = ... | HuggingFaceTB/finemath | |
# Practical Parallel Circuits
• After studying this section, you should be able to:
• • Describe the action of practical LCR parallel circuits with the use of phasor diagrams . ### Fig 10.2.1a Looking at the inductive (LR) branch of the parallel circuit.
Fig 10.2.1a shows a practical LCR parallel circuit, where R is ... | HuggingFaceTB/finemath | |
# Solve for y 1/4*((3-1/7y)/2)-2/7y=-2
14⋅(3-17y2)-27y=-2
Factor the equation.
Simplify the numerator.
Combine y and 17.
14⋅3-y72-27y=-2
To write 3 as a fraction with a common denominator, multiply by 77.
14⋅3⋅77-y72-27y=-2
Combine 3 and 77.
14⋅3⋅77-y72-27y=-2
Combine the numerators over the common denominator.
14⋅3⋅7... | HuggingFaceTB/finemath | |
## Precalculus (6th Edition) Blitzer
$(x-1.5)^2+y^2=2.25$ See graph.
Step 1. Multiply the equation with $r$; we have $r^2=3r\ cos\theta$. Step 2. Using $r^2=x^2+y^2$ and $r\ cos\theta=x$, we have $x^2+y^2=3x$ which gives $x^2+y^2-3x=0$ and $(x-1.5)^2+y^2=1.5^2$ or $(x-1.5)^2+y^2=2.25$ Step 3. We can identify the above... | HuggingFaceTB/finemath | |
# Logarithmic Regression in Python (Step-by-Step)
Logarithmic regression is one of those regression old to fashion statuses the place expansion or decay hurries up swiftly to start with and nearest slows over generation.
As an example, refer to plot demonstrates an instance of logarithmic decay:
For this sort of sta... | HuggingFaceTB/finemath | |
If you're running AdBlock, please consider whitelisting this site if you'd like to support LearnOpenGL; and no worries, I won't be mad if you don't :)
# Collision resolution
At the end of the last tutorial we had a working collision detection scheme. However, the ball does not react in any way to the detected collisi... | HuggingFaceTB/finemath | |
# How to Tally Votes in Excel (4 Suitable Methods)
Looking for ways to know how to tally votes in Excel? Then, this is the right place for you. When an election happens in our society, we can easily tally those votes in Excel using some methods. Here, you will find 4 different step-by-step explained ways to tally vote... | HuggingFaceTB/finemath | |
# How do you find the domain and range of f(x) = (x + 8)^2 - 7?
Jan 7, 2018
Inspect using the formula $y = a {\left(x - h\right)}^{2} + k$
#### Explanation:
From the equation given $f \left(x\right) = {\left(x + 8\right)}^{2} - 7$ we can see that:
h = -8
k = -7
From the original equation $y = {x}^{2}$, if h is ne... | HuggingFaceTB/finemath | |
# Hearing Perturbation Theory
In numerical linear algebra, we create ways for a computer to solve a linear system of equations $A\vec{x} = \vec{b}$. In doing so, we analyze how efficiently and accurately we can find the solution $\vec{x}$.
Perturbation theory concerns how much error we incur in the solution $\vec{x}$... | HuggingFaceTB/finemath | |
# Floor and ceiling function with example, program
In computer science or discrete structure, there are two important function are use i.e. Floor and ceiling function . In this tutorial we discuss definition, example using concept computer science and program of these function. Notation: ⌈x⌉ is ceiling function, ⌊x⌋ i... | HuggingFaceTB/finemath | |
# Perpendicular
## What is Perpendicular?
In elementary geometry, the property of being perpendicular (perpendicularity) is the relationship between two lines which meet at a right angle (90 degrees). The property extends to other related geometric objects. A line is said to be perpendicular to another line if the tw... | HuggingFaceTB/finemath | |
Thanks to theidioms.com
# Learn Linear Algebra for Data Science (Mini-Course)
## Learn Linear Algebra for Data Science (Mini-Course)
### Dot Products and Matrix Multiplication
While working with matrices, there are two major forms of multiplicative operations: dot products and matrix multiplication. A dot product t... | HuggingFaceTB/finemath | |
# Pendulum with a mass on a container (thermodynamics problem)
• ValeForce46
In summary, the conversation discusses the conversion of kinetic energy of a pendulum into heat in an adiabatic system. The ideal gas law is used to find the number of moles of gas and a rough estimate of the change in temperature. A calculat... | HuggingFaceTB/finemath | |
# 2020 AMC 12B Problems/Problem 22
## Problem 22
What is the maximum value of $\frac{(2^t-3t)t}{4^t}$ for real values of $t?$ $\textbf{(A)}\ \frac{1}{16} \qquad\textbf{(B)}\ \frac{1}{15} \qquad\textbf{(C)}\ \frac{1}{12} \qquad\textbf{(D)}\ \frac{1}{10} \qquad\textbf{(E)}\ \frac{1}{9}$
## Solution1
Set $u = t2^{-t}$... | HuggingFaceTB/finemath | |
15 October, 09:21
# The average distance of the earth from the sun is about 1.5 * 10^8 km. Assume that the earth's orbit around the sun is circular and that the sun is at the origin of your coordinate system. (a) Estimate the speed of the earth as it moves in its orbit around the sun. Express your answer in miles per ... | HuggingFaceTB/finemath | |
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# Induction
## M.Sc. (Mal), B.Sc. (Hons.) (Mal)
There are a number of ways a magnetic field can be used to
generate an electric current.
It is the changing field that produces the current.
The current in the coil is called the induced current because it is brought
about by a changing magnet... | HuggingFaceTB/finemath | |
Arithmetic Sequence Worksheet
Identify a 1 n and d for the sequence. Here we are going to some practice question.
9 Arithmetic Sequence Examples Doc Pdf Excel Arithmetic Sequences Geometric Sequences Arithmetic Sequences Activities
In an arithmetic sequence the difference between one term and the next is a constant.... | HuggingFaceTB/finemath | |
# How do I pick a Delta flight number?
Table of Contents
## How do I pick a Delta flight number?
Your first lottery number is the first Delta number in the sequence. The second number is the first two Delta numbers added together. The third is your second lottery number + the third Delta number. The fourth number is... | HuggingFaceTB/finemath | |
# Can someone explain LazySelect?
The LazySelect algorithm is given in these slides as follows.
We have a set $S$ of $n = 2k$ distinct numbers and want to find the $k$th smallest element.
1. Let $R$ be a set of $n^{3/4}$ elements chosen uniformly at random with replacement from $S$.
2. Sort $R$ and find $a$ and $b$ ... | HuggingFaceTB/finemath | |
# Soloving sqrt(5)Cos(2x + 0.464)
thomas49th
## Homework Statement
Solve for the interval 0 < x < pi/2
$$\sqrt{5}Cos(2x+0.464)$$
## The Attempt at a Solution
Am i right in saying as cos oscillate between -1 and 1:
The maximum is sqrt(5) and occurs when (2x-0.464) = 1
Now i got 0.464/2 and (2pi - 0.463)/2
and th... | HuggingFaceTB/finemath | |
Solutions by everydaycalculation.com
## Multiply 60/40 with 10/81
1st number: 1 20/40, 2nd number: 10/81
This multiplication involving fractions can also be rephrased as "What is 60/40 of 10/81?"
60/40 × 10/81 is 5/27.
#### Steps for multiplying fractions
1. Simply multiply the numerators and denominators separat... | HuggingFaceTB/finemath | |
# How do I find values not given in (interpolate in) statistical tables?
Often people use programs to obtain p-values, but sometimes - for whatever reason - it may be necessary to obtain a critical value from a set of tables.
Given a statistical table with a limited number of significance levels, and a limited number... | HuggingFaceTB/finemath | |
# Conditional Probability
Probability is essentially a measure of the possibility of something happening. And the likelihood ranges from 0 (impossible) to 1 (possible) (certain). In a sample space, the total of all probability for all events is 1. The likelihood of an event occurring if another event has already occur... | HuggingFaceTB/finemath | |
+0
-1
147
2
A football player punts a football at an inclination of 45 degrees to the horizontal at an initial velocity of
70 feet per second. The height of the football in feet is given by the quadratic function
h(x)= -32x^2/
(70)^2 +x+4 WRITTEN LIKE THIS BELOW TOO if u were confused
h(x)= (-32x^2/(7... | HuggingFaceTB/finemath | |
# Waves and Wave properties
## Presentation on theme: "Waves and Wave properties"— Presentation transcript:
Waves and Wave properties
Simulation
Wave Information Waves are a travelling form of energy
Waves can also carry information Sound Light Music electricity
Wave Types Transverse Longitudinal
Oscillates perpen... | HuggingFaceTB/finemath | |
# do my online math homework
please do my online math homeork lesson 2 and oritentation
also do writting assignment below
plagarism free with report
MAT102 LESSON 2 Date: Sep 6
Topic: Historical Numeration Systems
In this lesson you will learn about Egyptian numerals, traditional Chinese numerals and Hindu Arabic nume... | HuggingFaceTB/finemath | |
Check the completeness of given binary tree | Set 2 – Using Level Order Traversal
Objective: Given a binary tree, write an algorithm to determine whether the tree is complete or not using Level order traversal.
Earlier we had solved this problem by counting the number of nodes in the tree. (Read – Check the completen... | HuggingFaceTB/finemath |
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