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Guru
# Find the zeroes of the quadratic polynomials and verify the relationship between the zeroes and the coefficients: 2x²-11x+15
• 0
This is the basic and conceptual question from polynomials in which we have given a equation 2x²-11x+15 and we have been asked to find the zeroes of the given quadratic polynomi... | HuggingFaceTB/finemath | |
Browse Questions
# The probabilities of two students A and B coming to the school in time are $\frac{3}{7}$ and $\frac{5}{7}$ respectively.Assuming that the events,'A coming in time' and 'B coming in time' are independent ,find the probability of only one of them coming to the school in time.Write at least one advanta... | open-web-math/open-web-math | |
# Two circles with perpendicular outer and common inner tangent(s) from the origin
This question was briefly on MSE yesterday, asked by someone else.
If we have two circles $$(x-x(A))^2+(y-y(A))^2=r_1^2$$ $$(x-x(B))^2+(y-y(B))^2=r_2^2$$ tangent at $$C$$ with the common tangent line going through the origin then the o... | HuggingFaceTB/finemath | |
# Chebyshev spectral differentiation via FFT
I am using the Chebyshev spectral differentiation technique that is described concisely under "details" here. The idea is to take the initial data $v_0,v_1\,...,v_N$ and store it in union with itself as the vector $$V = [v_0\,v_1\,...\,v_{N-1}\,v_N\,v_{N-1}\,v_{N-2}\,...\,v... | HuggingFaceTB/finemath | |
# solving a quatric equation
• Apr 25th 2010, 01:05 PM
bjkrishna
solving a quatric equation
I just need to solve a quatric equation like $ax^4 + bx^3 +cx^2+dx+e=0$
I need the 4 roots in terms a,b,c,d,e.
Thanks
• Apr 25th 2010, 01:13 PM
dwsmith
Quote:
Originally Posted by bjkrishna
I just need to solve a quatric equa... | HuggingFaceTB/finemath | |
# 5th Grade PARCC Math Practice Test Questions
Preparing your student for the 5th Grade PARCC Math test? Help your students build PARCC Math test skills by following common 5th Grade PARCC Math questions. Practicing common math questions is the best way to help your students improve their Math skills and prepare for t... | HuggingFaceTB/finemath | |
## College Algebra (6th Edition)
zeros of f: $-1,\ 2,\ 3$
We will use The Factor Theorem Let $f(x)$ be a polynomial. $\mathrm{a}$. If $f(c)=0$, then $x-c$ is a factor of $f(x)$. $\mathrm{b}$. If $x-c$ is a factor of $f(x)$, then $f(c)=0\quad$(c is a zero of f). Also, The Remainder Theorem If the polynomial $f(x)$ is d... | HuggingFaceTB/finemath | |
1. ## Analytic Function
Suppose f is an analytical function of the complex variables $\displaystyle z=x+iy$ given by:
$\displaystyle f(z)=(2x+3y)+ig(x,y)$
where g(x,y) is a real valued function of real variables x and y. If g(2,3)=1, then g(7,3)=?
From reading my book, I understand this going to be treated somewhat s... | HuggingFaceTB/finemath | |
Types of Infinity
# Types of Infinity - Types of Infinity Most students have...
This preview shows pages 1–3. Sign up to view the full content.
Types of Infinity Most students have run across infinity at some point in time prior to a calculus class. However, when they have dealt with it, it was just a symbol used to... | HuggingFaceTB/finemath | |
# 20, 10, 2.5 ?
Sep 13, 2016
See explanation...
#### Explanation:
It is not clear what this question is asking.
Some possibilities:
$\textcolor{w h i t e}{}$
What is the next number in the sequence $20 , 10 , 2.5$ ?
Note that $\frac{20}{10} = 2$ and $\frac{10}{2.5} = 4$, so we could expect the next item in the s... | HuggingFaceTB/finemath | |
Least Squares estimation
The two main parameter estimation techniques are :
1. Maximizing the Likelihood of the sample,
2. Minimizing the sum of the squares of the errors of the model predictions on the design set (or training set).
We address here the second approach, known as "Least Squares estimation". The term "... | HuggingFaceTB/finemath | |
This is documentation for Mathematica 3, which was
based on an earlier version of the Wolfram Language.
3.5.2 Total Derivatives Total differentiation operations. When you find the derivative of some expression with respect to , you are effectively finding out how fast changes as you vary . Often will depend not only o... | HuggingFaceTB/finemath | |
### CFA Practice Question
There are 434 practice questions for this study session.
### CFA Practice Question
For a data collection, if a score has a z-score of 1.5, then ______
A. the score is 1.5 standard deviations above the mean.
B. the score is better than 15% of the scores in the data collection.
C. the score ... | HuggingFaceTB/finemath | |
# Find the sum of 2n terms of the series :1² -2² +3² -4² +5² -6²+.........
Dear Student,
We have series : 12 - 22 + 32 - 42 + 52 - 62 + . . .
We can write our series , As :
$⇒$( 12 - 22 ) + ( 32 - 42 ) + ( 52 - 62 ) + . . .
$⇒$[ ( 1 - 2 ) ( 1 + 2 ) ] + [ ( 3 - 4 ) ( 3 + 4 ) ] + [ ( 5 - 6 ) ( 5 + 6 ) ]+ . . .
$⇒... | HuggingFaceTB/finemath | |
# Find the expected value, variance and standard deviation of the random variable whose p.m.f.’s are given below : x = x 1 2 3 ... n P (X = x) 1n 1n 1n ... 1n - Mathematics and Statistics
Sum
Find the expected value, variance and standard deviation of the random variable whose p.m.f.’s are given below :
x = x 1 2 3... | HuggingFaceTB/finemath | |
☑ This topic is solved. Need further help from the community? Please sign in and ask a new question.
Pyrite | Level 9
## How many times out of 100 will event occur?
If we have a binary outcome event where the probability of a good outcome is .78 and the probability of a bad outcome is .22, how many times would we exp... | HuggingFaceTB/finemath | |
# Calculate depth of a full Binary tree from Preorder | GeeksforGeeks
Hello friends!
And, welcome to another tutorial on GeeksforGeeks. In this video we are going to understand the
program which calculates depth of a full binary tree from preorder..First, let us take
an example.. We start from depth 0..The preorder is... | HuggingFaceTB/finemath | |
Review question
# What kind of roots does $x^3 - 30x^2 + 108x - 104 = 0$ have? Add to your resource collection Remove from your resource collection Add notes to this resource View your notes for this resource
Ref: R9006
## Solution
The equation $x^3 - 30x^2 + 108x - 104 = 0$ has
1. no real roots;
2. exactly one r... | HuggingFaceTB/finemath | |
# Deleting any digit yields a prime… is there a name for this?
My son likes his grilled cheese sandwich cut into various numbers, the number depends on his mood. His mother won’t indulge his requests, but I often will. Here is the day he wanted 100:
But today he wanted the prime 719, which I obliged. When deciding wh... | open-web-math/open-web-math | |
## 02psps-02 Question 6 Help
• 0:00 - 0:02
Now I want to talk about the H matrix.
• 0:02 - 0:05
This is a matrix that takes a state, and when it multiplies
• 0:05 - 0:08
by that state, spits out a measurement.
• 0:08 - 0:11
Remember, we can only directly measure position and velocity,
• 0:11 - 0:14
so that's all we wa... | HuggingFaceTB/finemath | |
# What Exactly Is Interval Notation in X Y? <p></p>
What is notation in math? The difference between the and notation is that the employment of intervals in math is produced out of emphasis on the stopping level of use and this first period of both numerals apa reference or bibliography to indicate that th... | HuggingFaceTB/finemath | |
# Predicate logic facts for kids
Kids Encyclopedia Facts
In logic and philosophy, predicate logic is a system of mathematical logic. It uses predicates to express the state of certain things, which are "incomplete propositions" with a placeholder for objects or subjects that must be inserted in order to obtain a vali... | HuggingFaceTB/finemath | |
Pressure coefficient over a cylinder without using potential flow equations
I'm new to this site so I apologize if I'm asking a previously answered question, but I couldn't find anything anywhere. I was trying to derive the pressure coefficient over a cylinder without using inviscid potential flow derivations. So for ... | HuggingFaceTB/finemath | |
As I did with I, We, You, today I am going to analyze one of my favorite strategies – 3 Reads – by answering ten questions.
Where did I hear about this strategy?
Source: OUSD Instructional Toolkit for Mathematics p. 27-28
Also see: Dan Meyer’s Post that led me to it
I should note that I found this strategy one day aft... | HuggingFaceTB/finemath | |
# Thread: Solving infinite series inequality
1. ## Solving infinite series inequality
How do you solve
x+2<1+1/x^2 +1/x^3+..., where x>0?
Thanks
2. Are you sure it's not $\displaystyle x + 2 < 1 + \frac{1}{x} + \frac{1}{x^2} + \frac{1}{x^3} + \dots$?
3. Yes, sorry it should be that--I tried to copy and paste from... | HuggingFaceTB/finemath | |
## DEV Community
ByteHide
Posted on • Originally published at bytehide.com
# Fibonacci Sequence in C#: From Zero to Hero
Having trouble with the Fibonacci sequence in C#? Need a detailed, comprehensive guide to walk you through it? You’re at the right place! We’ll unravel the intricate world of Fibonacci in C#, stu... | HuggingFaceTB/finemath | |
If you're seeing this message, it means we're having trouble loading external resources on our website.
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Lesson 2: Angle introduction
# Recognizing angles
Sal identifies acute, obtuse, and right angles ... | HuggingFaceTB/finemath | |
# Simple Method for drawing curves using HTML5 Canvas _ html5 tutorial tips-
Source: Internet
Author: User
This article mainly introduces the Simple Method of Drawing curves using HTML5 Canvas. It is the basic knowledge of HTML5 beginners. If you need it, refer to the curve method that comes with Canvas2D.
Recently, I... | HuggingFaceTB/finemath | |
# tan(7pi/4)
## Enter angle in degrees or radians:
Calculate tan(7pi/4)
Since 3π/2 < 315 < 2π radians
it is located in Quadrant IV
cos is positive.
##### Determine angle type:
315 > 90°, so it is obtuse
tan(7π/4) = -1
##### Special Angle Values
0010010
30°π/61/23/23/322√3/33
45°π/42/22/21221
60°π/33/21/232√3/3... | HuggingFaceTB/finemath | |
# SOLUTION: x+1/5 < x-9/2 how do i work it out ?
Algebra -> -> SOLUTION: x+1/5 < x-9/2 how do i work it out ? Log On
Ad: Mathway solves algebra homework problems with step-by-step help! Ad: Algebrator™ solves your algebra problems and provides step-by-step explanations!
Click here to see ALL problems on Ineq... | HuggingFaceTB/finemath | |
# Why is Newton's Law valid in Relativistic mechanics?
In relativistic kinematics, we derive momentum of a body as $$p=\frac{m_0\vec v}{\sqrt{1-\frac{v^2}{c^2}}}=\gamma m_0\vec v$$
Then, $$\vec F=\frac{d\vec p}{dt}\tag{1}$$
$$\implies\vec F=\frac{d(\gamma m_0\vec v)}{dt}$$
By doing the differentiation we get,
$$\vec ... | HuggingFaceTB/finemath | |
# Given polynomial f(x)=x^3+2x^2-51x+108 and a factor x+9 how do you find all other factors?
Dec 31, 2016
The answer is $= \left(x + 9\right) \left(x - 4\right) \left(x - 3\right)$
#### Explanation:
$f \left(x\right) = {x}^{3} + 2 {x}^{2} - 51 x + 108$
$\left(x + 9\right)$ is a factor
We do a long division
$\tex... | HuggingFaceTB/finemath | |
The moduli of the two complex numbers are the same. Here A is the magnitude of the vector and θ is the phase angle. Input array, specified as a scalar, vector, matrix, or multidimensional array. It is a plot of what happens when we take the simple equation z 2 +c (both complex numbers) and feed the result back into z t... | open-web-math/open-web-math | |
# sets
4
Lego Kwik-E-Mart - Springfield’s Favorite Convenience Store
Images from Brickset
6
Native Spring Wildflowers Of Marin California
California Poppy, Wild Rose, Indian Paintbrush, Douglas Iris, Canyon Larkspur and Mission Bells. Get to know your natives!
(Marin, California - 4/2015)
2
## ♡ ♥ Jamie, Dak... | HuggingFaceTB/finemath | |
Jet Set Go! All about Aeroplanes Jet Set Go! All about Aeroplanes
# Line Integral
In Calculus, a line integral is an integral in which the function to be integrated is evaluated along a curve. A line integral is also called the path integral or a curve integral or a curvilinear integral. In this article, we are goin... | HuggingFaceTB/finemath | |
# Data Structures & Algorithms in Java – Intervals- Insert new interval
Problem:
Given an array of sorted intervals , insert a new interval at the correct position. If the new interval overlaps with the previous interval merge them into one interval and do the same for the subsequent intervals after the new interval.... | HuggingFaceTB/finemath | |
### Asymptote Considered Dangerous
```
When N is in a practical range , we should of
course be careful not to take such asymptotic
estimates too seriously. - Prof. Donald E. Knuth
In his well-regarded and popular text ,
"Prime Numbers and Computer Methods for Factorization" ,
Hans Riesel includes a section titled
"Th... | HuggingFaceTB/finemath | |
## 4.NF.1
Explain why a fraction a/b is equivalent to a fraction (× a)/(× b) by using fraction models, with attention to how the number and size of the parts differ even though the two fractions themselves are the same size. Use this principle to recognize and generate equivalent fractions.
See the Leapfrog problem.... | HuggingFaceTB/finemath | |
# Explain what is meant by a deterministic and stochastic trend in relation to the following time series process? [closed]
Explain what is meant by a deterministic and stochastic trend in relation to the following time series process?
$y_t = c + y_{t-1} + \varepsilon_t$ where $\varepsilon_t\sim iid(0, \sigma^2)$
thi... | HuggingFaceTB/finemath | |
Question #22
Friday, November 6, 2009
Hi everyone, today I am going to help you solve question number 22 in our math links book for section 2.2. The question goes something like this....
An aircraft is flying at an altitude of 2950 m. It decsended for 3 minutes 2.5 m/s and then decsended for 2.5 minutes at 2.8 m/s. W... | HuggingFaceTB/finemath | |
Can one operator commute with four other operators?
I want to know whether I can have a operator $$A$$ which commutes with four other operators $$M_1$$, $$M_2$$, $$M_3$$, and $$M_4$$ (for instance, drawing the operators $$M_j$$ from $$\{H,I,X,Y\}$$).
When can we tell that such an operator $$A$$ exists?
• To be nitpi... | HuggingFaceTB/finemath | |
# If a rectangular field's enclosed area is the maximum, find the demensions of the field. There are 3 sides of the rectangular field with 2000 ft. of fencing. The other side of the rectangle will be a river. (addition info. before the question is asked) I worked this problem and keep getting 500,000 a=lw.... a= (2000-... | HuggingFaceTB/finemath | |
# math
posted by .
Hello, I need help with this math problem
4+3/3 + 5+1/5 its a fractions question how do I figure out the answer, thanks
• math -
4+3/3 + 5+1/5
First, convert 3/3 to 1.
4 + 1 + 5 + 1/5
Add the whole numbers 4 + 1 + 5 = ?
• math -
11/5 | HuggingFaceTB/finemath | |
### Who's Online
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Why s2-np2=1 has infinitely many solutions for all 'n'
Let's have a look at the square root of 13, governed by the factor 1298
... 842401 -3037320 -2194919 -1352518 -510117 332284 -177833 154451 -23382 60923 37541 14159 -9223 4936 -4287 649 -2340 -1691 -1042 ... | HuggingFaceTB/finemath | |
# Homework Help: Inequalities/limits question
1. Nov 13, 2008
1. The problem statement, all variables and given/known data
I'm proving the limit of an equation with the epsilon-N notation for negative infinity.
Here is the equation that I'm trying to prove.
lim $$\frac{1}{x} = 0$$
$$x \rightarrow -\infty$$
I get s... | HuggingFaceTB/finemath | |
##### algebra 2 help! linear inequalities and equations
label Algebra
account_circle Unassigned
schedule 1 Day
account_balance_wallet \$5
show all work, step by step.
4v+6w v=3 w=-2
3f+9-4f+5
-3x+5=7x+8
Sep 28th, 2014
4v+6w = 4*3+6*(-2) =12-12=0
3f+9 -4f+5
3f-4f+14
-f+14
If equated to 0, then f=14
-3x+5 =7x... | HuggingFaceTB/finemath | |
You are Here: Home >< Maths
# Sets Watch
1. Hi, I've been stuck on a question for a while so decided to come on here for some help. The question is:
How many equivalence relations on two equivalence classes are there on an n-set.
I'm not sure what to do or even how to start this question and would appreciate some hel... | HuggingFaceTB/finemath | |
Math + You = 1
# Equation of the circle: Course, method and corrected exercises
This article aims to present how to calculate the equation of a circle and recognize which circle it is, through the course, examples and corrected exercises.
## Definition
The Cartesian equation of the circle in a plane is written in t... | HuggingFaceTB/finemath | |
The OEIS Foundation is supported by donations from users of the OEIS and by a grant from the Simons Foundation.
Hints (Greetings from The On-Line Encyclopedia of Integer Sequences!)
A334539 The eventual period of a sequence b(n, m) where b(n, 1) = 1 and the m-th term is the number of occurrences of b(n, m-1) in the ... | HuggingFaceTB/finemath | |
# Algebra
A basket holds no more than 50 pounds of material. Each gold coin weighs about 0.5 ounces and each silver coin weighs about 0.25 ounces.You want to know the different numbers of each type of coin that could be in the basket. Write an inequality that models the weight in the basket.
Answer: 0.5g + 0.25s less... | HuggingFaceTB/finemath | |
## Book: RD Sharma - Mathematics (Volume 2)
### Chapter: 21. Areas of Bounded Regions
#### Subject: Maths - Class 12th
##### Q. No. 29 of Exercise 21.3
Listen NCERT Audio Books to boost your productivity and retention power by 2X.
29
##### Find the area enclosed by the curve Y = 2 – x2 and the straight line x + y ... | HuggingFaceTB/finemath | |
# Non-Archimedean and tropical geometry
This is the webpage of a workshop on non-Archimedean and tropical geometry.
The event, originally scheduled to take place at the Institut für Mathematik of the Goethe-Universität Frankfurt am Main in 2020, has been replaced by a series of online talks between October and Decembe... | open-web-math/open-web-math | |
# Crack the 5 digits code
I created this "crack the code" puzzle.
I hope the members here like it. • Are A, B, C, D, E different? – Wen1now Jun 29 '17 at 4:57
• – Weijun Zhou Jan 27 '18 at 7:20
## 2 Answers
Call the three clues 1, 2, 3. Looking at 1 and 3, we can deduce that
1 and 3 are not in the code
Therefore t... | HuggingFaceTB/finemath | |
# How can you use a primitive root to solve a modular congruence?
I've read through this answer to get some ideas: Solving a congruence using a primitive root
But my problem is slightly different and it's thrown me off in terms of understanding the logic.
I have $$x^5 \equiv 8\pmod{53}$$ , I know 3 is a primitive ro... | HuggingFaceTB/finemath | |
What lead of a voltmeter is subtracted from the other to get the voltage?
As far as I understand, voltage is a difference of potential energy between two points, and that current flows from the negative to the positive pole of a battery in a circuit.
Thus, according to these premises, voltage would decrease from nega... | HuggingFaceTB/finemath | |
# Angular Velocity of a car
## Homework Statement
"A car is traveling at 100 km/h and the tire of the car has a radius of 36cm. Find the number of revolutions per second."
## The Attempt at a Solution
100 km/h * (10,000,000 cm/km) * (1h/3600 secs) = 2777.77777778 cm/s is the speed of the car.
Θ = a/r
Θ = (2777.78)... | HuggingFaceTB/finemath | |
# Disclaimer: The following material is being kept online for archival purposes.
## Although accurate at the time of publication, it is no longer being updated. The page may contain broken links or outdated information, and parts may not function in current web browsers.
Site Map Math Index Glossary Timeline Questio... | HuggingFaceTB/finemath | |
# Shortest Sorted Hello World
Write a program that takes no input and prints Hello, World! to stdout or your language's closest alternative. The catch is that each line in your program must only contain printable ASCII characters and it must be in lexicographical order, a.k.a. sorted.
Here are all 95 printable ASCII ... | open-web-math/open-web-math | |
# Sine law - examples
1. River
From the observatory 14 m high and 32 m from the river bank, river width appears in the visual angle φ = 20°. Calculate width of the river.
2. Observer
The observer sees straight fence 100 m long in 30° view angle. From one end of the fence is 153 m. How far is it from the another end of... | HuggingFaceTB/finemath | |
# What Is The Factor Of 96?
## What are the multiples of 96?
Answer : 96,192,288,384,480,576,672,768,864,960,1056,1152,1248,1344,1440,1536,1632,1728,1824,1920,2016,2112,2208,2304,2400,2496,2592,2688,2784,2880,2976,3072,3168,3264,3360,3456,3552,3648,3744,3840,3936,4032,4128,4224,4320,4416,4512,4608,4704, Related Links... | HuggingFaceTB/finemath | |
## Algebra and Trigonometry 10th Edition
Published by Cengage Learning
# Chapter 1 - 1.2 - Linear Equations in One Variable - 1.2 Exercises - Page 88: 70b
#### Answer
$291.7$. This means that in $2000$ the population was $291.7\cdot1000=291700$.
#### Work Step by Step
The y-intercept is at $x=0$ on the graph. Hen... | HuggingFaceTB/finemath | |
Cody
# Problem 16. Return the largest number that is adjacent to a zero
Solution 1120832
Submitted on 11 Feb 2017 by Jihye Sofia Seo
This solution is locked. To view this solution, you need to provide a solution of the same size or smaller.
### Test Suite
Test Status Code Input and Output
1 Pass
a = [1, 5, 3, 0,... | HuggingFaceTB/finemath | |
# i need help in factorization of algebric expressions?
a sum:
xsquare- (p+q)x+pq
Relevance
• Som™
Lv 6
x^2- (p+q)x+pq
To factorize this equation :
1. You need to factorize/break the number pq into its products.
2. Using the factors obtained by above step ,by suitable addition or subtraction obtain the number -(... | HuggingFaceTB/finemath | |
# Square Matrix
Square matrix is a matrix that has an equal number of rows and columns. In mathematics, m × m matrix is called the square matrix of order m. If we multiply or add any two square matrices, the order of the resulting matrix remains the same.
For example:
$$X=\left[\begin{array}{lll}2 & -7 & 7 \\ 2 & 5... | HuggingFaceTB/finemath | |
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# Another random math question
## Recommended Posts
Hello!
Well, It's another math question that I want to know the answer of. This is not homework, I just want to know how to solve this. Unfortunately I have no idea what to do so if you can solve this one for me I would really appreciate ... | HuggingFaceTB/finemath | |
# If the solve the problem
Question:
If $f^{\prime}(x)=a \sin x+b \cos x$ and $f^{\prime}(0)=4, f(0)=3, f\left(\frac{\pi}{2}\right)=5$, find $f(x)$
Solution:
Given $f^{\prime}(x)=a \sin x+b \cos x$ and $f^{\prime}(0)=4$
On substituting $x=0$ in $f^{\prime}(x)$, we get
$f^{\prime}(0)=a \sin 0+b \cos 0$
$\Rightarr... | open-web-math/open-web-math | |
## Pages
### Solved Problems from TIFR,ISI,CMI Papers On Topology
If you go through TIFR,ISI,CMI previous year papers you must see these 3 problems came rapidly. So, here is your needed solutions.
Q. Show that no two of the spaces (0, 1), (0, 1], and [0, 1] are homeomorphic.
Answer: Suppose (0, 1) and (0, 1] are hom... | HuggingFaceTB/finemath | |
Zeration = inconsistant ? MphLee Long Time Fellow Posts: 375 Threads: 30 Joined: May 2013 10/05/2014, 03:36 PM (10/04/2014, 10:20 PM)tommy1729 Wrote: Example : Solve exp^[2]( 2 ln^[2](x) ) = 7 This is equivalent to x^ln(x) = 7. Take some real a,b >= exp(1). a_0 = a^{ 1 / ln(b) } b_0 = 7^{ ln(b) / ln(a) } replacement ru... | HuggingFaceTB/finemath | |
# Thread: system of linear equations
1. ## system of linear equations
Solve the following systems of equations
4x + y -2z = 0
2x - 3y + 3z = 9
-6x - 2y + z = 0
Simplify the following expressions
(6x^2 - 3x + 2) - (4x^2 + 2x - 5)
Simplify the following to the lowest term
x^3 - 1/x^4 - 1 * x^2 - 1/x^2 + x + 1
Sol... | HuggingFaceTB/finemath | |
# What is a better way to do this? x(x+2)-x^2-2x I opened the brackets but i don't know if it is best to start this way?
sciencesolve | Certified Educator
You may also consider the terms -`x^2 - 2x` where you can factor out -`x` , such that:
`-x(x + 2)`
Substituting back in expression -`x(x + 2)` for -`x^2 - 2x` yi... | HuggingFaceTB/finemath | |
# Splash Screen. Lesson Menu Five-Minute Check (over Lesson 1–4) CCSS Then/Now New Vocabulary Key Concept: Special Angle Pairs Example 1:Real-World Example:
## Presentation on theme: "Splash Screen. Lesson Menu Five-Minute Check (over Lesson 1–4) CCSS Then/Now New Vocabulary Key Concept: Special Angle Pairs Example 1:... | HuggingFaceTB/finemath | |
# Gay-Lussac’s law (constant volume) – problems and solutions
1. Ideal gases initially have pressure P and temperature T. The gas undergoes the isochoric process so that the final pressure becomes 4 times the initial pressure. What is the final temperature of the gas?
Known :
Initial pressure (P1) = P
Final pressu... | HuggingFaceTB/finemath | |
It is currently 25 Sep 2017, 08:21
### 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 o... | HuggingFaceTB/finemath | |
1 / 7
# Consumer Surplus
Consumer Surplus. Math 150: Spring 2004. Basic Idea. Consumers have “extra cash” if the price of an item is kept artificially low
## Consumer Surplus
E N D
### Presentation Transcript
1. Consumer Surplus Math 150: Spring 2004
2. Basic Idea • Consumers have “extra cash” if the price of an... | HuggingFaceTB/finemath | |
# Maximum Operating Depth (MOD) and Scuba Diving
## Why (and When) Should You Consider Your MOD?
A maximum operating depth (MOD) is a depth limit based on the percentage of oxygen in a diver's breathing gas.
## Why Should a Diver Calculate a Maximum Operating Depth?
Breathing high concentrations of oxygen can cause... | HuggingFaceTB/finemath | |
# Does the equation 7x - 4y = 0 represent a direct variation? If so, find the constant of...
## Question:
Does the equation 7x - 4y = 0 represent a direct variation? If so, find the constant of variation.
A) yes; {eq}k= \frac{7}{4} {/eq}
B) yes, k= -4
C) No
D) yes; {eq}k= \frac{-7}{4} {/eq}
## Direct and Inverse... | HuggingFaceTB/finemath | |
Welcome to 2 separated by 12, our short article which defines the department of 2 by twelve to you.
You are watching: 2 divided by 12 as a fraction
The number 2 is referred to as the numerator or dividend, and the number 12 is dubbed the denominator or divisor.
The quotient that 2 and also 12, the ratio of 2 and als... | HuggingFaceTB/finemath | |
## Adjusting percentages for local vaccination rate
This is an answer to a question on Stats Overflow.
I want to estimate the probability of a person aged 40-49 in Delaware to be vaccinated, but I only have nationwide statistics on vaccination levels by age, and a level of vaccination in Delaware, but no age breakdow... | HuggingFaceTB/finemath | |
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# 3 2 linear equations and lines
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Solutions by everydaycalculation.com
## Multiply 45/15 with 9/60
1st number: 3 0/15, 2nd number: 9/60
This multiplication involving fractions can also be rephrased as "What is 45/15 of 9/60?"
45/15 × 9/60 is 9/20.
#### Steps for multiplying fractions
1. Simply multiply the numerators and denominators separately:
... | HuggingFaceTB/finemath | |
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#### Resources tagged with Mathematical reasoning & proof similar to Weekly Challenge 8: Sixinit:
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Broad Topics > Using, Applying and Reasoning about Mathematics > Mathematical reasoning & proof
### Modulus Arithmetic and a... | HuggingFaceTB/finemath | |
In a sense, this is basically the opposite of the SAS Postulate. Congruent Triangles - Two angles and included side (ASA) Definition: Triangles are congruent if any two angles and their included side are equal in both triangles. and included side are congruent. ASA Criterion for Congruence. (please help), Mathematical ... | HuggingFaceTB/finemath | |
# The given pie chart shows the percentage distribution of 450 employees in an organisation. Study the pie chart and answer the question that follows.If 60% of the employees in department E are females, how many male employees are there in that department?
Free Practice With Testbook Mock Tests
## Options:
1. 18
2.... | HuggingFaceTB/finemath | |
Lemma 82.5.6. Let $S$ be a scheme. Let $f : Y \to X$ be a proper morphism of algebraic spaces over $S$. Then we have
1. $\pi _ X^{-1} \circ f_{small, *} = f_{big, *} \circ \pi _ Y^{-1}$ as functors $\mathop{\mathit{Sh}}\nolimits (Y_{\acute{e}tale}) \to \mathop{\mathit{Sh}}\nolimits ((\textit{Spaces}/X)_{\acute{e}tale}... | open-web-math/open-web-math | |
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# PS : Counting Methods..MINIMUM
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# Calculate the ranking of the adhering to matrices
Question : Calculate the ranking of the adhering to matrices :
$A = \left( \begin{array}{cc} 1 & n \\ n & 1 \end{array} \right), n \in \mathbb{Z}$ and also $B = \left( \begin{array}{ccc} 1 & x & x^{2} \\ 1 & y & y^{2} \\ 1 & z & z^{2} \end{array} \right)$, $x,y,z \i... | HuggingFaceTB/finemath | |
# A Beautiful Ray/Triangle Intersection Method
3D ray/triangle intersections are obviously an important part of much of computer graphics. The Möller–Trumbore algorithm, for example, computes these intersections very quickly. But there is another method that I believe is more elegant, and in some cases allows you to c... | HuggingFaceTB/finemath | |
# Fun Math Games for 3rd Grade
Instructor: Kimberly Elliott
Kimberly teaches college humanities and has a master's degree in humanities.
Who says learning can't be fun? When done right, playing games can be an effective learning tool. Use the following games to practice important math skills with your third graders.... | HuggingFaceTB/finemath | |
Latest release
# Work-related injuries methodology
Reference period
2017-18 financial year
Released
30/10/2018
Next release Unknown
First release
## Explanatory notes
### Introduction
The statistics presented in this publication were compiled from data collected in the Multipurpose Household Survey (MPHS) conducte... | open-web-math/open-web-math | |
### Τι λένε οι χρήστες -Σύνταξη κριτικής
Δεν εντοπίσαμε κριτικές στις συνήθεις τοποθεσίες.
### Περιεχόμενα
PRELIMINARY DEFI 7 DIVISION 41 VIII REVIEW PROBLEMS 49 MULTIPLES 60 ANALYSIS 68 MULTIPLICATION 85 UNITED STATES 118
MEASUREMENTS 170 INSURANCE 187 PARTIAL PAYMENTS 202 LXVIII BOARDS AND TIMBER 290 LIV REVIEW ... | HuggingFaceTB/finemath | |
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# The periodic time of a simple pendulum of length 1 m and amplitude 2 cm is 5 seconds. If the amplitude is made 4 cm, its periodic time in seconds will be\begin{align} & \text{A}.\text{ }2.5 \\ & \text{B}.\text{ }5 \\ & \text{C}.10 \\ & \text{D}.... | HuggingFaceTB/finemath | |
## Calculus 8th Edition
$y'=\frac{2+lnx}{2\sqrt x}$ and $y''=-\frac{1}{2}\frac{lnx}{2x\sqrt x}$
First derivative can be found by using product rule of differentiation. Here, $y'=\frac{d}{dx}(\sqrt xlnx)$ $=\sqrt x\frac{d}{dx}(lnx)+lnx\frac{d}{dx}{(\sqrt x)}$ $=\sqrt x.\frac{1}{x}+lnx.[\frac{1}{2}(x^{-1/2})]$ Thus, $y'... | HuggingFaceTB/finemath | |
Search a number
BaseRepresentation
bin101011101011
310211112
4223223
542140
620535
711102
oct5353
93745
102795
112111
12174b
131370
141039
15c65
hexaeb
2795 has 8 divisors (see below), whose sum is σ = 3696. Its totient is φ = 2016.
The previous prime is 2791. The next prime is 2797. The reversal of 2795 is 5972.
Su... | HuggingFaceTB/finemath | |
1. Frustrating problem
Sorry if this seems really simple... I haven't had geometry in school in over a year.
The bisectors of angles B and C in triangle ABC intersect in point O. Find angle BOC if angle BAC = a (pretend that's an alpha).
Bleh, I translated this from Russian, sorry if anything's unclear. Any help is ... | HuggingFaceTB/finemath | |
0
# -13y+20=-8y-25
How do you solve this problem
### 1 Answer by Expert Tutors
Anthony P. | Experienced tutor in earth sciences and basic math to trigonometry Experienced tutor in earth sciences and ...
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Let's start by getting all the variable terms on the left side of the equatio... | HuggingFaceTB/finemath | |
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final_sol
# final_sol - Abstract Algebra II Spring 2010 Final Exam...
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Plant Ecology: Sampling
a LaFrance Consulting Services™ publication
TwoOldGuys™ Study Guides
Plant Ecology Text
# Introduction:ii. Sampling Theory
The first principle of sampling is that it is possible to estimate the values by looking at only some “representative” examples rather than looking at all members of the... | HuggingFaceTB/finemath | |
# Reynolds Numbers Fluid flow in a pipe encounters frictional resistance due to the internal roughness (e) of the pipe wall, which can create local eddy currents within the fluid. Calculation of the Reynolds Number helps to determine if the flow in the pipe is Laminar Flow or Turbulent Flow.
Pipes that have a smooth w... | HuggingFaceTB/finemath | |
Carl Horowitz
University of Michigan
Runs his own tutoring company
Carl taught upper-level math in several schools and currently runs his own tutoring company. He bets that no one can beat his love for intensive outdoor activities!
Thank you for watching the video.
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