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Similar figures
# Similar figures: side lengths and angle measures
Two polygons are similar if these two facts both must be true:
• Corresponding angles are equal.
• The ratios of pairs of corresponding sides must be equal.
(in other words, if they are proportional).
The symbol for "is similar to" is
If these two s... | HuggingFaceTB/finemath | |
1,068 Answered Questions for the topic Math Equations
Math Equations
09/02/18
#### solve for x and explain 5x+7=10
solve for x and explain 5x+7=10
Math Equations
08/28/18
#### What is the next fraction in this sequence? Simplify your answer. 9 16 , 1 2 , 7 16 , 3 8 , ...
9 16 , 1 2 , 7 16 , 3 8 , ...... | HuggingFaceTB/finemath | |
# Physics Kinematics Review Game!
```TEAM JEOPARDY!
What is the definition of “distance.”
What is the definition of “displacement.”
If James has to get from the cafeteria to the IT
building and runs the 20m there, only to find
out class is in the media center 30m away,
what is the distance James traveled.
If I... | HuggingFaceTB/finemath | |
Volume Of Hemisphere
Chapter 13 Class 9 Surface Areas and Volumes
Concept wise
This video is only available for Teachoo black users
This video is only available for Teachoo black users
Introducing your new favourite teacher - Teachoo Black, at only ₹83 per month
### Transcript
Ex 13.8,8 A dome of a building is in... | HuggingFaceTB/finemath | |
# Thread: Integration by parts problem?!?!
1. ## Integration by parts problem?!?!
I know how to do integration by parts. ∫ u dv= uv-∫ v du
as you may know for some functions like ∫ e^x cosx dx when you use integration by parts it repeats it's self. if you don't know what I mean, see the 3rd example on this page http... | HuggingFaceTB/finemath | |
# Question: What Is Absolute Value Function?
## What are absolute functions?
An absolute value function is a function that contains an algebraic expression within absolute value symbols. Recall that the absolute value of a number is its distance from 0 on the number line. The absolute value parent function, written a... | HuggingFaceTB/finemath | |
# Greater Than Lesssheets For First Grade 1st Math Comparing Tosheet Numbers
By Silke Klein at November 17 2018 06:35:00
What do you mean by that? How will you know if you've arrived? A better goal statement is "I am going to lose 10 pounds, be able to do 50 push-ups without a break, and run 3 miles in under 25 minut... | HuggingFaceTB/finemath | |
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Get in touch with us
# Measurement of Distances
Jun 7, 2023
Introduction:
An object is said to be in motion if its position changes with time. An object is said to be at rest if its position does not change with time. When an object is in motion for some time, it covers some distance. This distance... | HuggingFaceTB/finemath | |
# Proof $\sqrt2$ is supremum of $x^2 <2$
1,159
The wording is a bit imprecise, but the reasoning is correct.
You start with: "Let $$u$$ be another upper bound for $$M$$.
Assumption: $$\sqrt{2}>u$$"
Right now I could set $$u=10$$ and the proof ends with "and so $$u$$ can't be another upper bound of $$M$$", which is... | HuggingFaceTB/finemath | |
# The Efficient Brewer
### Help Support Homebrew Talk - Beer, Wine, Mead, & Cider Brewing Discussion Forum:
This site may earn a commission from merchant affiliate links, including eBay, Amazon, and others.
Why is my efficiency so low? Can someone explain my efficiency? I thought I understood efficiency. These statem... | HuggingFaceTB/finemath | |
# Probability that 2 of t strings of length n are equal
Given t bit-strings of length n that are generated randomly. What is the probability that at least 2 of these strings are equal. I've seen someone who wrote that the probability is $\le \frac{t^2}{2^n}$
The reasoning is that you have $t$ options to choose the fi... | HuggingFaceTB/finemath | |
## Unipotent Hecke algebras: the structure, representation theory, and combinatorics
Last updated: 26 March 2015
## Preliminaries
### Hecke algebras
This section gives some of the main representation theoretic results used in this thesis, and defines Hecke algebras. Three roughly equivalent structures are commonly ... | HuggingFaceTB/finemath | |
# Question #8da2c
Nov 26, 2017
A Central Force is a special kind of force that originates from a single point in space. A particle under the influence of this force will have its force vector always directed towards that origin point and the magnitude of this force will only depend on the distance of the object from ... | HuggingFaceTB/finemath | |
+0
# 0.4^((6-5x)/(2+5x))<(25/4)
0
795
5
0.4^((6-5x)/(2+5x))<(25/4)
How could I solve this :) ? thanx
Guest May 17, 2014
#4
+94105
+8
hi Blaster0
***How did you get -2 from log6,25/log0,4***
To be perfectly honest I just put the whole thing straight into a calculator and it spat out -2
However, since I am on a... | HuggingFaceTB/finemath | |
Strand: MEASUREMENT AND DATA (2.MD)
Measure and estimate lengths in standard units (Standards 2.MD.1-4) and relate addition and subtraction to length (Standards 2.MD.5-6). They work with time and money (Standards 2.MD.7-8). They represent and interpret data (Standards 2.MD.9-10).
Standard 2.MD.10
Draw a picture grap... | HuggingFaceTB/finemath | |
# Surface Area and Volume
## Presentation on theme: "Surface Area and Volume"— Presentation transcript:
Surface Area and Volume
Surface Area of Prisms Surface Area = The total area of the surface of a three-dimensional object (Or think of it as the amount of paper you’ll need to wrap the shape.) Prism = A solid obje... | HuggingFaceTB/finemath | |
## Algebra 1: Common Core (15th Edition)
The possible dimensions of the rectangle are $n+4$ and $n-7$.
To factor $n^{2}-3n-28$, identify the pair of factors of $-28$ that has a sum of $-3$. $\left[\begin{array}{lll} \text{Factors of -28 } & \text{Sum of factors} & \\ 1\text{ and }-28 & -27 & \\ -1\text{ and }28 & 27 &... | HuggingFaceTB/finemath | |
1. proof with graphs
The graph G contains at least two vertices. One vertex has degree one, and every other vertex has degree greater than 1. Show that G contains a cycle.
I was able to see that it was the case by drawing, but I need help getting started with the proof.
I tried to make a connection with the theorem t... | HuggingFaceTB/finemath | |
# Search by Topic
#### Resources tagged with Interactivities similar to Up, Down, Flying Around:
Filter by: Content type:
Stage:
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### There are 152 results
Broad Topics > Information and Communications Technology > Interactivities
### First Connect Three
##### Stage: 2 and 3 Challenge Level:
The ... | HuggingFaceTB/finemath | |
# Correspondence between ODE and difference equation
In Wikipedia about difference equations, there is some description about correspondence between ODE and difference equation:
If you consider the Taylor series of the solution to a linear differential equation:$$\sum_{n=0}^\infty \frac{f^{(n)}(a)}{n!} (x-a)^n$$ you ... | HuggingFaceTB/finemath | |
Texas Go Math Grade 4 Lesson 7.1 Answer Key Multiply Tens, Hundreds, and Thousands
Refer to our Texas Go Math Grade 4 Answer Key Pdf to score good marks in the exams. Test yourself by practicing the problems from Texas Go Math Grade 4 Lesson 7.1 Answer Key Multiply Tens, Hundreds, and Thousands.
Texas Go Math Grade 4... | HuggingFaceTB/finemath | |
The difference between two numbers is 10. If the smaller number is increased by six times the larger number, the result is 4. Find the two numbers?
1
by Edidiong
2014-01-18T21:48:38+01:00
Let the unknown nos be A & B
A-B=10
(6A+A)-B=4
7A-B=4
-7A-B=4 ..... (2)
-6A=6
A=-1
Putting A=-1 into (2)
-7-B=4
B=-11 | HuggingFaceTB/finemath | |
# Program to find largest sum of any path of a binary tree in Python
Suppose we have a binary tree, we have to find the largest sum of any path that goes from the root node to the leaf node.
So, if the input is like
then the output will be 29 as from root, if we follow the path 5-<9-<7-<8 it will be 29 after additio... | HuggingFaceTB/finemath | |
# Viscosity Unit
## Viscosity Unit:
Viscosity – As already explained, a fluid is a material which will continue to deform with the application of shear stress. However, different fluids deform at different rates when the same shear stress is applied.
Viscosity is the property of a fluid which determines the amount o... | HuggingFaceTB/finemath | |
Start typing, then use the up and down arrows to select an option from the list.
1. 1. Intro to General Chemistry 2. Temperature
Problem
# At a certain point, the Celsius and Fahrenheit scales “cross,” giving the same numerical value on both. At what tempera-ture does this crossover occur?
Relevant Solution 3m
Play a... | HuggingFaceTB/finemath | |
#### What is 121 percent of 298?
How much is 121 percent of 298? Use the calculator below to calculate a percentage, either as a percentage of a number, such as 121% of 298 or the percentage of 2 numbers. Change the numbers to calculate different amounts. Simply type into the input boxes and the answer will update.
#... | HuggingFaceTB/finemath | |
# Circulation and lift (Kutta-Zhukovsky theorem)
In Eqn (3.52) it was shown that the lift / per unit span and the circulation Г of a spinning circular cylinder are simply related by
l = pVT
where p is the fluid density and V is the speed of the flow approaching the cylinder. In fact, as demonstrated independently by... | HuggingFaceTB/finemath | |
It is currently 21 Nov 2017, 05:18
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
we will pick new questions that match your level based on your Ti... | HuggingFaceTB/finemath | |
## College Algebra 7th Edition
$\frac{u^{2}+3u+1}{u+1}$
We form a common denominator: $\displaystyle u+1+\frac{u}{u+1}=\frac{(u+1)(u+1)}{u+1}+\frac{u}{u+1}=\frac{u^{2}+2u+1+u}{u+1}=\frac{u^{2}+3u+1}{u+1}$ | HuggingFaceTB/finemath | |
Zeke Zalcstein worked, before he retired a few years ago, on the boundary between mathematics and computational complexity. He started his career in mathematics, and then Zeke moved into computational complexity theory. His PhD advisor was John Rhodes who is an expert on many things, including the structure of semigrou... | open-web-math/open-web-math | |
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# So previously we talked about expected values, and their properties, and a little bit of how to calculate them.
Now let's talk about the expected value operator itself, and the expected value operator is in fact a linear operator, and that'll greatly simplify calculating expected values for so... | HuggingFaceTB/finemath | |
# Prove that two triangles are congruent if a median and the angles between the median and the including Sides of the one are respectively congruent to the median and the angles between it and the including sides of the other.
Prove that two triangles are congruent if a median and the angles between the median and the... | HuggingFaceTB/finemath | |
## Essential University Physics: Volume 1 (3rd Edition)
$\omega_{min}=\sqrt{\omega_{max}^2-1.24\times \frac{1}{R}}$
When the disk is at the top of its path, the center of mass is shifted up by $\frac{1}{30}R$. The mass of the disk is $\frac{15}{16}M$, since $M-(\frac{1}{4})^2M =\frac{15}{16}M$. Thus, using conservatio... | HuggingFaceTB/finemath | |
# Quant Quiz For SSC CGL Exam 2017
Q1. The price of a commodity has increased by 60%. By what percent must a consumer reduce the consumption of the commodity so as not to increase the expenditure?
(a) 37%
(b) 37.5%
(c) 40.5%
(d) 60%
Q2. Two pipes can fill a tank with water in 15 and 12 hours respectively and a third... | HuggingFaceTB/finemath | |
# Problem Solving Using Equations So the equation will look like this: (c 3) (2c 3) = 33 Now that we have an equation, we can solve for the unknown variable, c.
In other words, let c represent Charlie's age today.
Since Brian is twice as old as Charlie today, then let 2c represent Brian's age today.
Let's try θ = 30... | HuggingFaceTB/finemath | |
# Fundamental Theorem of Calculus (FTC)
Author: John J Weber III, PhD Corresponding Textbook Sections:
• Section 4.9 – Antiderivatives
• Section 5.3 – The Fundamental Theorem of Calculus
• Section 5.4 – Indefinite Integrals and the Net Change Theorem
### Expected Educational Results
• Objective 01–01: I can state... | HuggingFaceTB/finemath | |
1. 4^(2log(base8)7), equivalent expression, integers
Simplify 4^(2log(base8)7) into the form a^(b/c), all integers.
Could someone point me in the right direction?
2. Originally Posted by jsmith90210
Simplify 4^(2log(base8)7) into the form a^(b/c), all integers.
Could someone point me in the right direction?
First,... | HuggingFaceTB/finemath | |
Solutions by everydaycalculation.com
## Subtract 1/8 from 9/35
9/35 - 1/8 is 37/280.
#### Steps for subtracting fractions
1. Find the least common denominator or LCM of the two denominators:
LCM of 35 and 8 is 280
2. For the 1st fraction, since 35 × 8 = 280,
9/35 = 9 × 8/35 × 8 = 72/280
3. Likewise, for the 2nd fra... | HuggingFaceTB/finemath | |
# Thread: Limits
1. ## Limits
So unfortunately, I missed one class and that was when we were learning about limits. The only thing I understand is that the limit does not exist if going towards an x value, the y value's are positive and negative.
So I understand that this:
would equal 1, right? (I hope, or I really... | open-web-math/open-web-math | |
# How To Find The Value Of X In Angles In Transversal References
How To Find The Value Of X In Angles In Transversal References. If ∠cmq = 60°, find all other angles. X° angle pairs created by parallel lines cut by a transversal.
Alternate exterior angles are the pair of angles that are formed on the outer side of tw... | HuggingFaceTB/finemath | |
Resurrectionofgavinstonemovie.com
Live truth instead of professing it
# What is the maximum volume of a cylinder inscribed in a sphere?
## What is the maximum volume of a cylinder inscribed in a sphere?
A sphere of fixed radius (R) is given. Let r and h be the radius and the height of the cylinder respectively. Hen... | HuggingFaceTB/finemath | |
# 39 Polynomial Functions and Graphs Objective Students will
• Slides: 12 3/9 Polynomial Functions and Graphs Objective: Students will be able to determine the characteristics of a polynomial function. Essential Question: If your smile was represented by a polynomial function, what are the characteristics of that fun... | HuggingFaceTB/finemath | |
# 19) The Ka of benzoic acid is 6.30 × 10-5. The pH of a buffer prepared by combining 50.0 mL of 1.00 M potassiu?
0
19) The Ka of benzoic acid is 6.30 × 10-5. The pH of a buffer prepared by combining 50.0 mL of 1.00 M potassium benzoate and 50.0 mL of 1.00 M benzoic acid is __.
A) 1.705
B) 0.851
C) 3.406
D) 4.201... | HuggingFaceTB/finemath | |
# Solve $(2^x+3^x+5^x)^3=160^x$
The question is to find all real solutions of the equation:
$$(2^x+3^x+5^x)^3=160^x$$
Using Wolfram, I can check that $x=3$ is the only solution, but I'm having trouble trying to find it by hand.
First idea was try to use AM-GM inequality. Some algebric manipulation also didn't work.... | HuggingFaceTB/finemath | |
# Using Lagrange's Mean Value theorem find a point on the curve y=(x-3)^2 where tangent is parallel to chord joining (3,0) and (4,1).
1
by komalarora22
2015-05-29T22:51:55+05:30
### This Is a Certified Answer
Certified answers contain reliable, trustworthy information vouched for by a hand-picked team of experts. B... | HuggingFaceTB/finemath | |
# What are the critical points, if any, of f(x,y) = 2x^3 - 6x^2 + y^3 + 3y^2 - 48x - 45y?
Mar 26, 2017
$\left.\begin{matrix}f \left(- 2 - 5\right) & = 231 & \implies \left(- 2 - 5 231\right) \\ f \left(- 2 3\right) & = - 25 & \implies \left(- 2 3 25\right) \\ f \left(4 - 5\right) & = 15 & \implies \left(4 - 5 15\righ... | open-web-math/open-web-math | |
# Solve the IVP: 1. (e^x + 2y)dx + (2x - siny)dy = 0, y(0) = 2 pi 2. {dy}/{dx}={e^x}/{1 + e^x},...
## Question:
Solve the IVP:
{eq}1. (e^x + 2y)dx + (2x - siny)dy = 0, y(0) = 2 \pi\\ 2. \frac{dy}{dx}=\frac{e^x}{1 + e^x}, y(0)=4 {/eq}
## Separable Differential Equation:
An equation involving a dependent variable {e... | HuggingFaceTB/finemath | |
Home » How Many Times Does 4 Go Into 7? New
# How Many Times Does 4 Go Into 7? New
Let’s discuss the question: how many times does 4 go into 7. We summarize all relevant answers in section Q&A of website Countrymusicstop.com in category: MMO. See more related questions in the comments below.
## How many times can 4 ... | HuggingFaceTB/finemath | |
## Thomas' Calculus 13th Edition
$\dfrac{1}{3} \ln |y^3-2|= x^3+c$
Rewrite the given equation and then integrate. We have $\int 3x^2 dx =\int \dfrac{y^2}{(y^3-2)}dy$ This can also be written as: $\int 3x^2 dx =(\dfrac{1}{3}) \int \dfrac{3y^2}{(y^3-2)}dy$ Now, $x^3+c =\dfrac{1}{3} \int \dfrac{3y^2}{(y^3-2)}dy$ Suppose ... | HuggingFaceTB/finemath | |
Eliciting a Dirichlet Distribution
We illustrate the process of eliciting a Dirichlet distribution using the methodology and case study in Zapata-Vazquez, R., O’Hagan, A. and Bastos, L. S. (2014). Eliciting expert judgements about a set of proportions. Journal of Applied Statistics 41, 1919-1933. Quoting from their Se... | HuggingFaceTB/finemath | |
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Bookmark it
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2224-Sec13_3-HWT
# 2224-Sec13_3-HWT - Mat h 22 24 Multiva ri a ble C alc ul us...
This preview shows pages 1–2. Sign up to view the full content.
Math 2224 Multivariable Calculus – Sec. 13.3: Area by Double Integration I. Review from 1206 A. Area Between the Cur... | HuggingFaceTB/finemath | |
Associated Topics || Dr. Math Home || Search Dr. Math
### Graphing the Absolute Value/Square Root of a Function
```Date: 07/26/2002 at 09:32:33
From: Daniel Brostin
Subject: Abs value/square root of functions
Can you illustrate and discuss how taking the absolute value or the
square root of a function affects the gr... | HuggingFaceTB/finemath | |
# Théorème du point fixe de Kleene
Kleene fixed-point theorem This article is about Kleene's fixed-point theorem in lattice theory. For the fixed-point theorem in computability theory, see Kleene's recursion theorem. Computation of the least fixpoint of f(X) = 1 / 10 x2+atan(X)+1 using Kleene's theorem in the real int... | HuggingFaceTB/finemath | |
Matrix Theory...showing that matrix is Unitary
cylers89
New member
Let x be an element in space C be a given unit vector (x*x=1) and write x=[x,yT]T, where x1 is element in space C and y is element in Cn-1. Choose theta (element in space R) such that ei(theta)x1 greater than or equal to 0 and define z=ei(theta)x =[z1... | HuggingFaceTB/finemath | |
1.8k views
A subnet has been assigned a subnet mask of $255.255.255.192$. What is the maximum number of hosts that can belong to this subnet?
1. $14$
2. $30$
3. $62$
4. $126$
edited | 1.8k views
(C) is answer since you have $6$ zeroes so you can make $64-2$ hosts
by Active (2.5k points)
edited by
0
Here class is n... | HuggingFaceTB/finemath | |
# CAT 2022 Set-3 | Data Interpretation and Logical Reasoning | Question: 13
381 views
Comprehension:
All the first-year students in the computer science (CS) department in a university take both the courses (i) $\mathrm{Al}$ and (ii) $\mathrm{ML}$. Students from other departments (non-CS students) can also take one o... | HuggingFaceTB/finemath | |
Discussion about math, puzzles, games and fun. Useful symbols: ÷ × ½ √ ∞ ≠ ≤ ≥ ≈ ⇒ ± ∈ Δ θ ∴ ∑ ∫ π -¹ ² ³ °
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## #10201 2013-04-16 07:20:09
zetafunc.
Guest
### Re: Linear Interpolation FP1 Formula
Okay, see you later.
## #10202 2013-04-16 12:01:42
zetafunc.
Guest
### Re: Linear Interp... | HuggingFaceTB/finemath | |
Math 166 - Week in Review #2
Section 2.4 - Matrices
• The size of a matrix is always number of rows × number of columns.
• cijre presents the entry of the matrix C in row i and column j.
• To add and subtract matrices , they must be the same size.
• When adding or subtracting matrices, add or subtract correspondin... | HuggingFaceTB/finemath | |
Term Rewriting System R:
[x, y]
f(x, x) -> a
f(g(x), y) -> f(x, y)
Innermost Termination of R to be shown.
` R`
` ↳Dependency Pair Analysis`
R contains the following Dependency Pairs:
F(g(x), y) -> F(x, y)
Furthermore, R contains one SCC.
` R`
` ↳DPs`
` →DP Problem 1`
` ↳Forward Instanti... | HuggingFaceTB/finemath | |
# Maths CBSE Class 12 Problem Exercise for DETERMINANTS
Best and Important Solved Practice Questions and unsolved Questions with answers for Maths CBSE Class 12 Problem Exercise for DETERMINANTS.
## DETERMINANTS: CBSE Class 12 Problem Exercise
### You may also like
` (adsbygoogle=window.adsbygoogle||[]).push({})` `... | HuggingFaceTB/finemath | |
# P2197R0Formatting for std::complex
## Working Draft, 2019-12-22
This version:
http://fmt.dev/papers/p2197r0.html
Authors:
Audience:
LEWG
Project:
ISO/IEC JTC1/SC22/WG21 14882: Programming Language — C++
## Abstract
This paper discusses extending coverage of the formatting functionality of [P0645] to std::complex.... | open-web-math/open-web-math | |
# Is 1743 Divisible By Anything?
Okay, so when we ask if 1743 is divisible by anything, we are looking to see if there are any WHOLE numbers that can be divided into 1743 that will result in a whole number as the answer. In this short guide, we'll walk you through how to figure out whether 1743 is divisible by anythin... | HuggingFaceTB/finemath | |
## Points A, B, and C are collinear. Find the value of x given AB = 3x, BC = 5x + 10. and AC = 74.
Question
Points A, B, and C are collinear. Find the value of x given AB = 3x, BC = 5x + 10. and AC = 74.
in progress 0
3 years 2021-09-02T04:06:15+00:00 1 Answers 2 views 0
x = 8
Step-by-step explanation:
since it... | HuggingFaceTB/finemath | |
## Sunday, 19 October 2008
### Even More on Pythagorean Triples and Barning Trees A while back I wrote a couple of blogs on Primitive Pythagorean triples and Matrices and Barning Trees of Primitive Pythagorean triples. Shortly afterward I got a nice note from H. Lee Price with a link to a paper he wrote on "The Pythag... | HuggingFaceTB/finemath | |
Home » Divided by 6 » One Million Divided by 6
# One Million Divided by 6
Welcome to one million divided by 6, our post which explains the division of a million by six to you. 🙂
The numeral one million (1000000) is called the numerator or dividend, and the number 6 is called the denominator or divisor.
The quotien... | HuggingFaceTB/finemath | |
# Volume
Photo by: LuckyPhoto
Volume is the amount of space occupied by an object or a material. Volume is said to be a derived unit, since the volume of an object can be known from other measurements. In order to find the volume of a rectangular box, for example, one only needs to know the length, width, and depth o... | HuggingFaceTB/finemath | |
# How do you prove sin4x = 4sinxcos^3x - 4sin^3xcosx?
May 28, 2015
I'll start from the double angle identities:
$\cos 2 \theta = {\cos}^{2} \theta - {\sin}^{2} \theta$
$\sin 2 \theta = 2 \sin \theta \cos \theta$
Then:
$\sin 4 x = 2 \sin 2 x \cos 2 x$
$= 2 \left(2 \sin x \cos x\right) \left({\cos}^{2} x - {\sin}^... | HuggingFaceTB/finemath | |
# Largest Rectangle in Histogram
Given n non-negative integers representing the histogram’s bar height where the width of each bar is 1, find the area of largest rectangle in the histogram.
Above is a histogram where width of each bar is 1, given height = `[2,1,5,6,2,3]`.
The largest rectangle is shown in the shaded... | HuggingFaceTB/finemath | |
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Add and Subtract Fractions with the Same Denominator | Year 3 Maths
## What you need to know
Things to remember:
• If we add or subtract two fractions with the same denominator, we can just add or subtract the top numbers.
• If we add or subtract two fractions with the same denominator, the denominator in the answe... | HuggingFaceTB/finemath | |
# Simple Lie group
Last updated
In mathematics, a simple Lie group is a connected non-abelian Lie group G which does not have nontrivial connected normal subgroups. The list of simple Lie groups can be used to read off the list of simple Lie algebras and Riemannian symmetric spaces.
## Contents
Together with the co... | open-web-math/open-web-math | |
# Math websites that give answers
## The Best Math websites that give answers
Math can be a challenging subject for many students. But there is help available in the form of Math websites that give answers. Algebra math solvers are one of the most useful tools that a student can have in their arsenal. They can help y... | HuggingFaceTB/finemath | |
# Thread: marginal variance of discrete joint distribution
1. ## marginal variance of discrete joint distribution
$\\\text{Given }Pr(X=i,\text{ }Y=j)=\frac{i+j-1}{8}\text{ for }i=1,\text{ }2\text{ and }j=1,\text{ }2.\\\\\text{Find }Var[Y].$
I know how to find the solution through finding $E[Y]$ and $E[Y^2]$, but my ... | HuggingFaceTB/finemath | |
# Question about a Symmetric relation
I have the following relation R ⊆ N × N and is defined as R = {(x, y); 3 | (x − y)}
A symmetric relation is defined as follows ∀x, y ∈ A : (xRy ⇒ yRx)
What i did was, i defined R = {(x, y); 3 | (x − y)} as x - y = 3k and y - x = -3k to get 3 | (y - x) in order to prove the impli... | open-web-math/open-web-math | |
# 154 (number)
154 (one hundred fifty-four) is an even three-digits composite number following 153 and preceding 155. In scientific notation, it is written as 1.54 × 102. The sum of its digits is 10. It has a total of 3 prime factors and 8 positive divisors. There are 60 positive integers (up to 154) that are relative... | HuggingFaceTB/finemath | |
## What is the probability of getting 1 head in 5 tosses?
With 5 coins to flip you just times 16 by 2 and then minus 1, so it would result with a 31 in 32 chance of getting at least one heads.
What is the probability of getting a head when a coin is tossed 5 times?
Probability of getting utmost 4 heads is 1−Probabil... | HuggingFaceTB/finemath | |
## Elementary Statistics (12th Edition)
a) $P(X=0)={5\choose 0} \cdot (0.2)^0\cdot (0.8)^5=0.328.$ b)$P(X=1)={5\choose 1} \cdot (0.2)^1\cdot (0.8)^4=0.41.$ c)$P(X=0 \ or X=1)=P(X=0)+P(X=1)={5\choose 0} \cdot (0.2)^0\cdot (0.8)^5+{5\choose 1} \cdot (0.2)^1\cdot (0.8)^4=0.328+0.41=0.738$ d) No, it is not an unusually lo... | HuggingFaceTB/finemath | |
## You need to have an account to continue
Things to remember for Paper 2 HL
Junior Cert Mathematics — 16/11/16 111
I will post things that you should remember for Paper 2 - HL. Feel free to post your own stuff also.
SryanBruen — 12/06/16
Remember Soh Cah Toa Sin = O / H (Opposite / Hypotenuse) Cos = A / H (Adjacent... | HuggingFaceTB/finemath | |
2-dimensional Lebesgue-Stieltjes measure (Bivariate Density to Distribution Function)
Consider a probability space $(\Omega,\mathcal{F},\mathbb{P})$ along with a random variable $X:\Omega\rightarrow\mathbb{R}$ such that $(\mathbb{R},\mathcal{B},\mu)$ is an induced probability space where $\mathcal{B}$ is to denote the... | open-web-math/open-web-math | |
+0
0
90
1
It is reported that 77% of workers aged 16 and over drive to work alone. Choose 8 workers at random. If X represents the random variable of driving to work alone, the following table depicts the probabilities for this case.
Find the following probabilities as percentages to 1 d.p.
a) Probability that none ... | HuggingFaceTB/finemath | |
We think you are located in United States. Is this correct?
# 4.3 Atomic mass and diameter
## 4.3 Atomic mass and diameter (ESAAU)
It is difficult sometimes to imagine the size of an atom, or its mass, because we cannot see an atom and also because we are not used to working with such small measurements.
### How he... | HuggingFaceTB/finemath | |
Custom math worksheets at your fingertips
# Details for problem "Long division of two whole numbers"
Quickname: 4913
Suitable for K-12 grades: Grade 2 Grade 3 Grade 4
Elementary School, Primary School.
## Summary
Division of two whole numbers, with remainder, written long division method illustrated.
## Descript... | HuggingFaceTB/finemath | |
# 86 inches to cm
0
732
Are you looking to convert 86 inches to centimeters quickly and accurately? You’ve come to the right place! In this concise guide, we’ll provide you with a simple conversion formula that makes the process a breeze.
Whether you’re working on a home improvement project, comparing clothing sizes... | HuggingFaceTB/finemath | |
# More pixel to hex approaches
from Red Blob Games
31 Jan 2015
There are several different ways to convert a pixel location into a hex coordinate. On the main page I cover what I consider to be the simplest approach, reusing the `hex_round()` function that we already used in line drawing. But there are many other app... | HuggingFaceTB/finemath | |
[ Home ] [ Up ] [ Current Grades ] [ MidTerm1-Practice ] [ MidTerm2-Practice ]
ENGR 315 MIDTERM #1 – PRACTICE TEST QUESTIONS
April 28, 1998
Instructions for the Test: This test will be closed book. However, you will be allowed to use up to 6 pages of your own notes. You will have 50 minutes. For each problem, you sh... | HuggingFaceTB/finemath | |
# How does a geometric series converge, or have a sum?
1. Apr 21, 2015
### RyanTAsher
1. The problem statement, all variables and given/known data
How does a geometric series have a sum, or converge?
2. Relevant equations
Sum of Geometric Series = $\frac {a} {1-r}$
If r ≥ ±1, the series diverges. If -1 < r < 1, ... | HuggingFaceTB/finemath | |
# Physics - Maranda High School Form 1 End Term 1 2018
232/COMPOSITE
PHYSICS
FORM ONE 2018
TIME: 2HRS
MARANDA HIGH SCHOOL
END TERM ONE EXAM 2018
INSTRUCTIONS TO CANDIDATES
• This paper consist of Two sections; A and B
• Answer ALL the questions in section A and B in the spaces provided.
• All tables and Electronic ... | HuggingFaceTB/finemath | |
# Thread: Another induction problem help
1. ## Another induction problem help
I'm having really hard time about the induction. I have no idea how to start. Please help this problem!
2. ## Re: Another induction problem help
Base case is P(1) and as the problem says no proof is necessary since a single square
is alre... | HuggingFaceTB/finemath | |
# Rotate an array to the right by a given number of steps
Recently, I encountered this coding exercise on codility and the idea is
A zero-indexed array A consisting of N integers is given. Rotation of the array means that each element is shifted right by one index, and the last element of the array is also moved to t... | HuggingFaceTB/finemath | |
## 12 July 2010
### Tutorial 03: Flipping Bits
Now that we have access to the registers, how do we actually flip the switches (change the bits)? We'll examine the ways to do this using the following example: we'll use a G2001 with an LED connected from P1.4 to ground. If P1.4 is at 0 V, nothing happens, but if P1.4... | HuggingFaceTB/finemath | |
# What is the compound interest on $68619 at 9% over 21 years? If you want to invest$68,619 over 21 years, and you expect it will earn 9.00% in annual interest, your investment will have grown to become $419,180.28. If you're on this page, you probably already know what compound interest is and how a sum of money can g... | HuggingFaceTB/finemath | |
MathOverflow will be down for maintenance for approximately 3 hours, starting Monday evening (06/24/2013) at approximately 9:00 PM Eastern time (UTC-4).
## Reconstructing an ordering of a multiset from its consecutive submultisets
We have a multiset $S$ of size $t$ with $r$ distinct elements, where $t$ is much larger... | HuggingFaceTB/finemath | |
# NCERT Solutions for Class 8 Maths Maths - NCERT Solution Chapter 12
## Exponents and Powers Class 8
### Exercise 12.1 : Solutions of Questions on Page Number : 197
Q1 :
Evaluate
(i) 3 - 2 (ii) ( - 4) - 2 (iii) (i) (ii) (iii) Q2 :
Simplify and express the result in power notation with positive exponent.
(i) (ii... | HuggingFaceTB/finemath | |
## Graphing Stories
18 Aug
How do you and your coworkers effect change in the classroom? Two years ago, I asked our principal whether we could schedule a geometry class during first block with four teachers and about 25 students. It was our first year to implement our new CCSS Geometry standards, and we needed to try... | HuggingFaceTB/finemath | |
So pitch of roof is equal to = rise/run = 6/12. Therefore, mark off 12 inches on the level and place it down horizontally against the roof rafter.
Convert Roof Pitch To Degrees Solar panels roof, Pitched
What is a roof pitch?
How to find the pitch of a roof. Recalculate this value into an angle: If you want to know ... | HuggingFaceTB/finemath | |
# Pade approximations for state space systems
I am studying the application of Pade approximations on a system with a dead time. In most cases, we consider a transfer function with a dead time and apply the Pade approximation on it.
Now here is my question: can we introduce a delay in state space? If yes, how one can... | HuggingFaceTB/finemath | |
How to Make a Digital Valentine's Day Card
# How to Make a Digital Valentine's Day Card
### Description
Valentine's Day is tomorrow. Here's how to make a digital card to capture the heart of your sweetie. Well, OK, that might be overstating things a bit, but Harley does show an algorithmic way using trigonometry to ... | HuggingFaceTB/finemath | |
# lim x→8 {[1+(1+x)1/2 ]1/2 -2}/x-8Pls answer. sorry for this uncomfortable font
Ashwin Muralidharan IIT Madras
290 Points
12 years ago
Hi Saideep.
Multiply Nr and Dr by the conjugate of the Nr Twice.
When you do it for the first time, the Nr will be (1+x)1/2-3.
And the next time when you do it, the Nr will beco... | HuggingFaceTB/finemath | |
The two bases (or grids or gates) are inputs which are differentially amplified (subtracted and multiplied) by the transistor pair; they can be fed with a differential (balanced) input signal, or one input could be grounded to form a phase splitter circuit. endobj The gain is half that of the stage with differential ou... | open-web-math/open-web-math | |
## Exercises - Review Set B
1. What is the implicit domain (in set-builder notation) of $\displaystyle{f(x) = \frac{(x-7)^2\log_2(x+5)}{x-7}}$
The domain of the $\log_2 x$ is $\mathbb{R}_{>0}$, so we need $x \gt -5$. Further, we need $x \neq 7$ so that we don't divide by zero. Thus, the implicit domain of the $f$ abo... | HuggingFaceTB/finemath |
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