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## College Algebra (11th Edition)
$t=-\dfrac{\log\dfrac{T-T_0}{T_1-T_0}}{k}$
$\bf{\text{Solution Outline:}}$ To solve the given equation, $T=T_0+(T_1-T_0)10^{-kt} ,$ for $t ,$ use the properties of equality to isolate the base that uses the needed variable. Then take the logarithm of both sides. Use the properties of ... | HuggingFaceTB/finemath | |
## Thursday, April 12, 2012
### The Size of the Sun
How big does the Sun appear in the sky from the surface of the Earth? You can look it up, the angular diameter of the Sun is 0.5°, but it's also very easy to calculate. In the figure below, D represents the true diameter of the Sun (1.392 x 106 km) and d represent... | HuggingFaceTB/finemath | |
English
# Union Bank of India EMI Calculator
Calculate your Equated Monthly Installments by using our EMI calculator. Do enter here the principal loan amount you obtained from Union Bank of India, rate of interest, and the loan tenure you agreed for to calculate the Equated Monthly Installments (EMI). The calculator ... | HuggingFaceTB/finemath | |
## Boats & Streams Solved Questions For IBPS, SBI and Other Bank Exams - Page 1
You will find 7 problems in 2 pages.. Boats & Streams Solved Questions (Page 1 of 2)
Below you will find important formulas of boats & streams problems. Following that you will find solved questions. These questions will help you in pr... | HuggingFaceTB/finemath | |
HSSlive: Plus One & Plus Two Notes & Solutions for Kerala State Board
1 Gaj in Decimal in Maharashtra
In this article, you will learn how to convert 1 Gaj in Decimal in Maharashtra. Gaj is one of the most commonly used measurement units used in almost every state of India. People in Indian states refer to gaj for mea... | HuggingFaceTB/finemath | |
# The Many Ways Domino Can Support Education and Business
Domino is a word that refers to the small cause leading to a big effect. This concept applies to many aspects of life, including writing. A novelist uses scenes to build a story and each scene domino can have a different effect depending on the situation and ho... | HuggingFaceTB/finemath | |
## Derivatives of Exponential and Logarithmic Functions Unit
Derivatives of Exponential and
Logarithmic Functions Unit
Assignment
You may choose to complete your mathematical calculations by hand and scan or
please try to submit your calculations as a single file document (preferably as a
Important
When answering ques... | HuggingFaceTB/finemath | |
# Where did the 2 come from
jim1174
I need some help with this fraction problem. 8 5/6 - 1 1/3 you Need to rewrite the problem as 8 5/6 - 1 2/3 where did the two come from ?
Can you show the whole text of this problem and supposed solution?
jim1174
The problem is 8 5/6 - 1 1/3 the answer is 8 5/6 - 1 2/6 answer 7 1/... | HuggingFaceTB/finemath | |
# Find "?" in the given expression12% of 1200 + ? = 18% of 5400
1. 654
2. 676
3. 828
4. 538
Option 3 : 828
## Detailed Solution
Calculation:
Our given equation is 12% of 1200 + ? = 18% of 5400
⇒ 12/100 × 1200 + ? = 18/100 × 5400
⇒ 12 × 12 + ? = 18 × 54
⇒ 144 + ? = 972
⇒ ? = 972 144
⇒ ? = 828
∴ The value of ... | HuggingFaceTB/finemath | |
# The Rules of Dividing Exponents ••• ferar/iStock/GettyImages
Exponents come up a lot in mathematics. Whether you’re simplifying algebraic equations, rearranging an equation or just completing calculations, you’re bound to encounter them eventually. The good news is that there are some simple rules for dealing with e... | HuggingFaceTB/finemath | |
## 62336
62,336 (sixty-two thousand three hundred thirty-six) is an even five-digits composite number following 62335 and preceding 62337. In scientific notation, it is written as 6.2336 × 104. The sum of its digits is 20. It has a total of 8 prime factors and 16 positive divisors. There are 31,104 positive integers (... | HuggingFaceTB/finemath | |
# Search by Topic
#### Resources tagged with Number - generally similar to Partial Means:
Filter by: Content type:
Stage:
Challenge level:
### There are 40 results
Broad Topics > Numbers and the Number System > Number - generally
### Converging Means
##### Stage: 3 Challenge Level:
Take any two positive numbers.... | HuggingFaceTB/finemath | |
# Question: What Are The Key Terms Used In Describing A Transformation?
## What is transformation with example?
Transformation is the process of changing.
An example of a transformation is a caterpillar turning into a butterfly.
noun..
## What are the two types of transformation?
2 Transformation Types and Examp... | HuggingFaceTB/finemath | |
BME103 s2013:TEMPwu3
(Difference between revisions)
Revision as of 20:10, 9 April 2013 (view source) (→New System: Protocols)← Previous diff Revision as of 20:10, 9 April 2013 (view source) (→New System: Protocols)Next diff → Line 178: Line 178: * '''DNA Measurement and Analysis Protocol''' * '''DNA Measurement and A... | HuggingFaceTB/finemath | |
Email us to get an instant 20% discount on highly effective K-12 Math & English kwizNET Programs!
#### Online Quiz (WorksheetABCD)
Questions Per Quiz = 2 4 6 8 10
### Grade 8 - Mathematics6.3 The Power of a Quotient Property - I
For any nÎN, (a/b)n = an/bn. a,b Î R, b ¹ 0. Example: (6/7)2 = 62 / 72 Directions: Sol... | HuggingFaceTB/finemath | |
1. ## Inequality puzzle
Prove that $\forall n \epsilon N, \prod_{i=1}^{n}(1+x^{2^i})<\frac{1}{1-x}$
0<x<1
I know of 2 proofs. One, which is mine, and anouther that is better. Try to find both!
2. Originally Posted by Chris11
Prove that $\forall n \epsilon N, \prod_{i=1}^{n}(1+x^{2^i})<\frac{1}{1-x}$
0<x<1
I know of 2... | HuggingFaceTB/finemath | |
# 54872 (number)
54,872 (fifty-four thousand eight hundred seventy-two) is an even five-digits composite number following 54871 and preceding 54873. In scientific notation, it is written as 5.4872 × 104. The sum of its digits is 26. It has a total of 6 prime factors and 16 positive divisors. There are 25,992 positive ... | HuggingFaceTB/finemath | |
# Question a782a
Mar 7, 2016
The empirical formula is ${\text{CH}}_{2}$.
#### Explanation:
We can calculate the masses of $\text{C}$ and $\text{H}$ from the masses of their oxides.
$\text{Mass of C" = 2.64 color(red)(cancel(color(black)("g CO"_2))) × "12.01 g C"/(44.01 color(red)(cancel(color(black)("g CO"_2)))) =... | HuggingFaceTB/finemath | |
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# Multiplication | PROBLEMS | COLOR MONSTER THEME MATH | Early Finishers | Gr 3
Common Core Standards
Product Rating
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PDF (Acrobat) Document File
15 MB|55 pages
Product Description
Multiplication Facts - Early Finishers Color by Number Activit... | HuggingFaceTB/finemath | |
It is currently 19 Sep 2017, 04:50
### 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 | |
# Can You Solve These Mental Math Problems?
Becky
Image: Shutterstock
Were you a mental math athlete, or mathlete, in school? Has it been a while since you flexed your mental math muscles? If you think you've still got what it takes to ace a mental math challenge, take this quiz to find out how much you really remem... | HuggingFaceTB/finemath | |
### Test -3 .DIRECTION SENSE
1.Riya starts walking in the north direction and after walking some distance she took a left turn followed by a right turn. After that she took two consecutive left turn,
### TEST NO 2; INPUT-OUTPUT .
Directions for questions : These questions are based on the following information. A wo... | HuggingFaceTB/finemath | |
$$\newcommand{\id}{\mathrm{id}}$$ $$\newcommand{\Span}{\mathrm{span}}$$ $$\newcommand{\kernel}{\mathrm{null}\,}$$ $$\newcommand{\range}{\mathrm{range}\,}$$ $$\newcommand{\RealPart}{\mathrm{Re}}$$ $$\newcommand{\ImaginaryPart}{\mathrm{Im}}$$ $$\newcommand{\Argument}{\mathrm{Arg}}$$ $$\newcommand{\norm}[1]{\| #1 \|}$$ $$... | HuggingFaceTB/finemath | |
PSAT Math Practice Questions: Linear Equations
Linear equations and linear graphs are some of the most common test questions on the PSAT Math Test. Linear Equations can be used to model relationships and changes such as those concerning time, temperature, or population. The graphs of these equations are as important a... | HuggingFaceTB/finemath | |
# Is this simple proof about symmetric sums correct?
I'm asked to prove $$x \gt 0, y \gt 0, z \gt 0 \rightarrow$$ $$\left(\frac{x+y}{x+y+z}\right)^\frac{1}{2}+\left(\frac{x+z}{x+y+z}\right)^\frac{1}{2} + \left(\frac{y+z}{x+y+z}\right)^\frac{1}{2} \le 6^\frac{1}{2}$$
I rewrite the summands and say that it is sufficien... | HuggingFaceTB/finemath | |
SAT > Test: Percentages - 1
# Test: Percentages - 1
Test Description
## 10 Questions MCQ Test Mathematics for SAT | Test: Percentages - 1
Test: Percentages - 1 for SAT 2023 is part of Mathematics for SAT preparation. The Test: Percentages - 1 questions and answers have been prepared according to the SAT exam syll... | HuggingFaceTB/finemath | |
# Capacitor Discharge Math
Tags:
1. Jun 29, 2015
### Corey Spruit
Hi All,
(First post, be nice).
I'm analysing the discharge of a capacitor. Starting from the energy in a capacitor:
$$E = \frac{1}{2} CV^2$$
This can be represented as follows (seen this elsewhere, there is nothing wrong with this):
$$\Delta E = P \... | HuggingFaceTB/finemath | |
# Inclined plane
The body stays on an inclined plane and exerts a compressive force of 70N on it.
Find the angle between the inclined plane and the horizontal if a gravitational force of 100N acts on the body.
Correct result:
A = 44.427 °
#### Solution:
We would be very happy if you find an error in the example, ... | HuggingFaceTB/finemath | |
summarize
Distribution summary statistics of Bayesian vector autoregression (VAR) model
Since R2020a
Syntax
``summarize(Mdl)``
``summarize(Mdl,display)``
``Summary = summarize(Mdl)``
Description
example
````summarize(Mdl)` displays, at the command line, a tabular summary of the coefficients of the Bayesian VAR(p... | HuggingFaceTB/finemath | |
# 2021 AMC 10A Problems/Problem 11
(diff) ← Older revision | Latest revision (diff) | Newer revision → (diff)
## Problem
For which of the following integers $b$ is the base-$b$ number $2021_b - 221_b$ not divisible by $3$?
$\textbf{(A)} ~3 \qquad\textbf{(B)} ~4\qquad\textbf{(C)} ~6\qquad\textbf{(D)} ~7\qquad\textbf... | HuggingFaceTB/finemath | |
# Plane Trigonometry for the Use of Colleges and Schools: With Numerous Examples (Google eBook)
Macmillan and Company, 1882 - Plane trigonometry - 341 pages
### What people are saying -Write a review
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### Popular passages
Page 9 - Radian is the angle subtended, at t... | HuggingFaceTB/finemath | |
Solutions by everydaycalculation.com
## Compare 35/2 and 2/9
1st number: 17 1/2, 2nd number: 2/9
35/2 is greater than 2/9
#### Steps for comparing fractions
1. Find the least common denominator or LCM of the two denominators:
LCM of 2 and 9 is 18
Next, find the equivalent fraction of both fractional numbers with ... | HuggingFaceTB/finemath | |
## Tamilnadu Samacheer Kalvi 9th Maths Solutions Chapter 2 Real Numbers Ex 2.1
9th Maths Exercise 2.1 Samacheer Kalvi Question 1.
Which arrow best shows the position of $$\frac { 11 }{ 3 }$$ on the number line?
Solution:
$$\frac { 11 }{ 3 }$$ = 3.666….. = 3.7 (nearly)
∴ D arrow best shows the position of $$\frac { 11... | HuggingFaceTB/finemath | |
# Find the rational numbers having the following decimal expansions:
Question:
Find the rational numbers having the following decimal expansions:
(i) $0 . \overline{3}$
(ii) $0 . \overline{231}$
(iii) $3.5 \overline{2}$
(iv) $0.6 \overline{8}$
Solution:
(i) $0 . \overline{3}$
Let $S=0 . \overline{3}$
$\Righta... | open-web-math/open-web-math | |
# Mechanisms and Laws Governing Size Reduction
The mechanism of size reduction depends upon the nature of the material and each material requires separate treatment. Generally, fracture occurs along the lines of weakness. During size reduction, fresh surfaces are created or existing cracks and fissures are opened up, ... | HuggingFaceTB/finemath | |
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# What percent of 500 is 120?
Last updated date: 22nd Jul 2024
Total views: 348.9k
Views today: 6.48k
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348.9k+ views
Hint: In this problem, we have to find the percent of 500 which gives 120. Here we have to find the percent for the given... | HuggingFaceTB/finemath | |
• # question_answer When $\left( \frac{1}{2}-\frac{1}{4}+\frac{1}{5}-\frac{1}{6} \right)$ is divided by $\left( \frac{2}{5}-\frac{5}{9}+\frac{3}{5}-\frac{17}{18} \right),$ the result is A) $5\frac{1}{10}$ B) $2\frac{1}{18}$ C) $3\frac{1}{6}$ D) $3\frac{3}{10}$
$\because$ $\frac{1}... | HuggingFaceTB/finemath | |
# Simple Diode Analysis Problem - Calculating Current/Voltage in a diode:
Status
Not open for further replies.
#### aly34
Joined Jan 29, 2012
20
1. The problem statement, all variables and given/known data
Refer to the figure attached. Let IS = 25 fA and VCC = 10V. What is the total current, the current in the diod... | HuggingFaceTB/finemath | |
# PHYSICS HOMEWORK #31 SECOND LAW
How long after the cart leaves the top of the incline will the cart land on the floor? What is the efficiency of this inclined plane? Time dilation wikipedia , lookup. Vibration wikipedia , lookup. What is the magnitude of the force being exerted by the spring when the system reaches ... | HuggingFaceTB/finemath | |
# Square Millimeters to Square Feet Converter
Enter the area in square millimeters below to get the value converted to square feet.
## Result in Square Feet:
1 sq mm = 1.0764E-5 sq ft
Hint: use a scientific notation calculator to convert E notation to decimal
Do you want to convert square feet to square millimeters... | HuggingFaceTB/finemath | |
# Geometry
posted by .
Find the coordinates of the midpoint of the segment whose endpoints are (9,3) and (-1,-9).
• Geometry -
average x = (8/2) = 4
average y = (0/2) = 0
so
(4,0)
## Similar Questions
1. ### Geometry
Find the coordinates of the midpoint of the segment whose endpoints are (-4, 6) and (-8, -2).
2.... | HuggingFaceTB/finemath | |
The OEIS is supported by the many generous donors to the OEIS Foundation.
Year-end appeal: Please make a donation to the OEIS Foundation to support ongoing development and maintenance of the OEIS. We are now in our 60th year, we have over 367,000 sequences, and we’ve reached 11,000 citations (which often say “discove... | HuggingFaceTB/finemath | |
# Circle + Pythagorean theorem - math problems
#### Number of problems found: 147
• Circle inscribed There is a triangle ABC and a circle inscribed in this triangle with radius 15. The point T is the point of contact of the inscribed circle with the side BC. What is the area of the triangle ABC if | BT | = 25 a | TC ... | 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!)
A289631 Prime powers P for which the number of modulo P residues among sums of two sixth powers is less than P. 3
4, 7, 8, 9, 13, 16, 19... | HuggingFaceTB/finemath | |
# 5.6 Minimum and maximum values
Page 1 / 6
In general context, a function may have multiple minimum and maximum values in the domain of function. These minimum and maximum values are “local” minimum and maximum, which belongs to finite sub-intervals within the domain of function. The least minimum and greatest maxi... | HuggingFaceTB/finemath | |
### ie-Physics
Graphs
What do each of the following graphs suggest about the motions they describe?
(Answers may be viewed by pointing to the Answers to the far right of each row of graphs.)
As noted in the third answer, the columns of graphs are related. The relation is provided by the definitions of the properti... | HuggingFaceTB/finemath | |
Search a number
BaseRepresentation
bin11010011110
32022202
4122132
523234
611502
74640
oct3236
92282
101694
111300
12b92
13a04
14890
1577e
hex69e
1694 has 12 divisors (see below), whose sum is σ = 3192. Its totient is φ = 660.
The previous prime is 1693. The next prime is 1697. The reversal of 1694 is 4961.
It can b... | HuggingFaceTB/finemath | |
Comparison 8 ←Tutorial page ← Related page ← Comparison 2 - Desargues Mode ← Comparison 7 - Replication “in place”. Five Planes ↑
Comparison 9, of Skew Rulers →
## Formal Proof of Invariant Incidence
There is a risk of circularity here, as the Theorem of... | HuggingFaceTB/finemath | |
# AC through an inductor
by asitiaf
Tags: inductor
P: 21 While studying electrical science, I was told that when an alternating current passes through an inductor, current lags voltage by 90•. And when through a capacitor, current leads voltage by 90•. But while studying transistors in electronics, I was told that AC... | HuggingFaceTB/finemath | |
# Why is the work done by gravity not equal to the -ΔGPE? (unrolling carpet)
Homework Helper
Suppose we have a carpet rolled (along it's length) into the shape of a cylinder (of radius R0). Now we allow the carpet to unroll to a radius Rf < R0.
We can model the mass of the cylindrical part of the carpet as M = kR2
Th... | HuggingFaceTB/finemath | |
# Thread: Linearly Independent of exponenial functions
1. ## Linearly Independent of exponenial functions
The problem :
Show that the functions $\displaystyle e^{ax}$,$\displaystyle e^{bx}$ and $\displaystyle e^{cx}$ are linearly independent if $\displaystyle a \neq b \neq c$
Solution :
I calculated the wronskian, ... | HuggingFaceTB/finemath | |
# Negative Signs and Fractions
Negative signs bother many students, particularly when they are followed by fractions. In such situations, it is important to remember that the vinculum (the horizontal line between numerator and denominator) serves as a grouping symbol – like parentheses would. I recommend that students... | HuggingFaceTB/finemath | |
# Thread: Fundamental theory of arithmetic
1. ## Fundamental theory of arithmetic
Hi,
I want to prove fundamental theorem of arithmetic by using strong induction and proof by smallest counterexample.
Can someone by any chance help me? (with great detail please)?
I would appreciate people's help.
2. ## Re: Fundamen... | HuggingFaceTB/finemath | |
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# In a Young's double slit experiment 'd' distance between slit is $1 \times 10^{-4}\;m$ and $D=1\; m$. ( distance of screen from slits ) At a point P on the screen the resulting intensity is equal to the intensity due to individual slit $I_0$ The distance of P from central maxima when wavelength of $... | HuggingFaceTB/finemath | |
60173 (number)
60,173 (sixty thousand one hundred seventy-three) is an odd five-digits composite number following 60172 and preceding 60174. In scientific notation, it is written as 6.0173 × 104. The sum of its digits is 17. It has a total of 2 prime factors and 4 positive divisors. There are 56,988 positive integers ... | HuggingFaceTB/finemath | |
Discrete Mathematics with Applications (3rd Edition) View more editions Solutions for Chapter 2.1
• 2363 step-by-step solutions
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Over 90% of students who use Chegg Study report better grades.
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Chapter: Problem:
70% (1... | HuggingFaceTB/finemath | |
Question
# The 6th (from the beginning) term in the expansion of the [√2log(10−3x)+5√2(x−2)log3]m is equal to 21. It is known that the binomial coefficient of the 2nd,3rd and 4th term in the expansion are in an A.P., then the value of x is/are 0123
Solution
## The correct options are A 0 C 2The coefficients are m... | HuggingFaceTB/finemath | |
# complex stereographic projection inverse
Wikipedia gives this form of the stereographic Projection from $S^{2} \rightarrow \hat{\mathbb C}$:$$(1) : z=\frac{x_{1}+ix_{2}}{1-x_{3}}$$ and for the inverse projections the points are supposedly:$$(2): x_{1}=\frac{\overline{z}+z}{z\overline{z}+1}, x_{2}=\frac{z-\overline{z... | HuggingFaceTB/finemath | |
# If I have 4.00 moles of a gas at a pressure of 5.6 atm and a volume of 12 liters, what is the temperature?
$T = \frac{P V}{n R}$ $\cong$ $200 \cdot K$
We use the Ideal Gas equation, $P V = n R T$, and solve for $T$, which here has units of $\text{degrees Kelvin}$.
$T = \frac{5.6 \cdot \cancel{a t m} \times 12 \cdot ... | HuggingFaceTB/finemath | |
# How does one describe the “frequency response” of a mixer?
Suppose one uses a vector network analyzer to measure the $$S_{21}$$ parameter of an RF mixer over a frequency range. Would it be appropriate to call this the “frequency response” of the mixer? I find this confusing because mixers are not LTI systems, and it... | open-web-math/open-web-math | |
Enter the number of months, the average number of employees, and the average number of employees leaving to determine the annualized turnover.
## Annualized Turnover Formula
The following formula is used to calculate an annualized turnover.
ATR = (E/L/M)*12*100
• Where ATR is the annualized turnover rate (%)
• E is ... | HuggingFaceTB/finemath | |
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# Math / Fractions
posted by .
Here is another one that I am having trouble with.
Julio works as a quality control expert in a beverage factory.The assembly line that he monitors produces about 20,000 bottles in a 24-hour period. Julio samples about 120 bottles an hour and rejects the line if he finds more than 1/50 ... | HuggingFaceTB/finemath | |
# math
Jack is swimming in the 500 meter race. It takes him 1minute and 35 seconds to swim one lap in an olympic sized pool (50 meters long - 25 meters wide.) How long will it take him to swim the 500 meter race
1. 👍 0
2. 👎 0
3. 👁 135
1. 👍 0
2. 👎 0
posted by Reiny
## Similar Questions
1. ### math
Jessica is s... | HuggingFaceTB/finemath | |
# Probability distribution - histogram, mean, variance & standard deviation
##### Intros
###### Lessons
1. Discrete VS. Continuous
##### Examples
###### Lessons
1. Probability Histogram, Mean, Variance and Standard Deviation
The following table gives the probability distribution of a loaded (weighted) die:
outcome pr... | HuggingFaceTB/finemath | |
### Sayakiss's blog
By Sayakiss, 11 years ago,
n is the number of vertex and Bruteforce is O(3^n)..Thanks in advance.
(it's a additional exercise of SRM487D1_550pt)
• +2
By Sayakiss, 11 years ago,
I just reduce this problem to another:
Given the relations(larger than or less than) of permutations, find out how man... | HuggingFaceTB/finemath | |
# Synthetic division
Synthetic division is a simplified way of dividing a polynomial using only the coefficients of the terms in the polynomial. It is a shortcut method that avoids the need for long division or the use of the polynomial remainder theorem.
This calculator performs synthetic division of any polynomials... | HuggingFaceTB/finemath | |
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# Buoyancy: Upward Force by Fluids
based on 4 ratings
Source:
Author: Janice VanCleave
Buoyancy is the upward force of a fluid on an object placed in it. Archimedes, a Greek mathematician, is given credit for explaining the force, called buoyancy, that supports objects in a fluid. ... | HuggingFaceTB/finemath | |
Is 436 a prime number? What are the divisors of 436?
## Parity of 436
436 is an even number, because it is evenly divisible by 2: 436 / 2 = 218.
Find out more:
## Is 436 a perfect square number?
A number is a perfect square (or a square number) if its square root is an integer; that is to say, it is the product of... | HuggingFaceTB/finemath | |
0
# What is the simplest form for 13 over 30?
Updated: 9/22/2023
Wiki User
7y ago
13/30 is in its simplest form.
Wiki User
7y ago
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Q: What is the simplest form for 13 over 30?
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### Is 13 over 30 in simplest form?
Yes 13/30 is in its simplest form
### ... | HuggingFaceTB/finemath | |
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# Classroom Case Studies, 6-8 Part A: Observing a Case Study (25 minutes)
To begin the exploration of what topics in number and operations look like in a classroom at your grade level, watch a video segment of a teacher who took the Number and Operations course and then adapted the mathematics to her own teach... | HuggingFaceTB/finemath | |
## Multi-Dimensional Reflective Arithmetic
What is the basis for reason? And mathematics?
Moderators: AMod, iMod
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### Multi-Dimensional Reflective Arithmetic
This Arithmetic will be called “Multi-Dimensional Reflective Arithmetic” or M.D.R Arithmetic for short.
... | HuggingFaceTB/finemath | |
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### Lecture13
1. 1. Physics 101: Lecture 13, Pg 1 Physics 101:Physics 101: Lecture 13Lecture 1... | HuggingFaceTB/finemath | |
# how do i do this reverse integration
• Nov 7th 2008, 10:36 PM
slurm
how do i do this reverse integration
it is a double integeration
integrate integrate dydx
where my x and y value is
1<x<0
2<y<4-2x
• Nov 7th 2008, 10:53 PM
mr fantastic
Quote:
Originally Posted by slurm
it is a double integeration
integrate in... | HuggingFaceTB/finemath | |
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Find all possible interpretations of an array of digits
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Consider a coding system for alphabets to integers where ‘a’ is represented as 1, ‘b’ as 2, .. ‘z’ as 26. Given an array of digits (1 to 9) as input, write a function that prints all valid i... | HuggingFaceTB/finemath | |
Resources tagged with: Addition & subtraction
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Polo Square
Age 7 to 11 Challenge Level:
Arrange eight of the numbers between 1 and 9 in the Polo Square below so that each side adds to the same total.
Bean Bags for Bernard's Bag
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# Prove that if $n$ is not the square of a natural number, then $\sqrt{n}$ is irrational. [duplicate]
Possible Duplicate:
$\sqrt a$ is either an integer or an irrational number.
I have this homework problem that I can't seem to be able to figure out:
Prove: If $n\in\mathbb{N}$ is not the square of some other $m\in\m... | HuggingFaceTB/finemath | |
# Evaluating Theoretical Models R-squared represents the proportion of the variance in Y that is accounted for by the model. When the model doesn’t do any.
## Presentation on theme: "Evaluating Theoretical Models R-squared represents the proportion of the variance in Y that is accounted for by the model. When the mode... | HuggingFaceTB/finemath | |
# How every element of a group generates a cyclic subgroup?
It is given that every element of a group generates a cyclic subgroup. I am not able to see how. If, let's say, $H=\langle a \rangle, a\in G$ then, $H={\{...,-a^{-2},-a^{-1},a^0,a^1,a^2,...\}}$. Then how is $H$ necessarily a subset of $G$ ? And further, a sub... | HuggingFaceTB/finemath | |
## Lorentz transformation in-terms of hyperbolic rotation
Lorentz transformation is how an observer sees an event when he is moving on different points of spacetime. I want to note here, in special (or, general) relativity, our universe and the spacetime are interchangeable terms (For why, see this). But, in reality,... | HuggingFaceTB/finemath | |
Intermediate Algebra 2e
Intermediate Algebra 2e9.8 Solve Quadratic Inequalities
### Learning Objectives
By the end of this section, you will be able to:
Be Prepared 9.22
Before you get started, take this readiness quiz.
Solve: $2x−3=0.2x−3=0.$
If you missed this problem, review Example 2.2.
Be Prepared 9.23
Sol... | HuggingFaceTB/finemath | |
# Math
posted by .
Find how many quarts of 4% butterfat milk and 1% butterfat milk should be mixed to yield 90 quarts of 2 % butterfat milk.
• Math -
let the amount of 4% milk be x
then the amount of 1% mild is 90-x
.04x + .01(90-x) = .02(90)
multiply by 100
4x + 1(90-x) = 2(90)
4x + 90 - x = 180
3x = 90
x = 30
a... | HuggingFaceTB/finemath | |
# Search by Topic
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Speed. Time. Angles. Mathematical modelling. Rotations. Visualising. Length/distance.
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Broad T... | HuggingFaceTB/finemath | |
# 2000 AMC 12 Problems/Problem 10
## Problem
The point $P = (1,2,3)$ is reflected in the $xy$-plane, then its image $Q$ is rotated by $180^\circ$ about the $x$-axis to produce $R$, and finally, $R$ is translated by 5 units in the positive-$y$ direction to produce $S$. What are the coordinates of $S$?
$\text {(A) } (... | HuggingFaceTB/finemath | |
FINDING MEDIAN FOR GROUPED AND UNGROUPED DATA WORKSHEET
About "Finding Median for Grouped and Ungrouped Data Worksheet"
Finding Median for Grouped and Ungrouped Data Worksheet :
Here we are going to see some practice questions on finding median for grouped and ungrouped data.
Finding Median for Ungrouped Data - Pra... | HuggingFaceTB/finemath | |
# Percent Maths Problems
Several word problems on percentage with detailed solutions are presented.
## Problem 1
The original price of a shirt was $20. It was decreased to$15 . What is the percent decrease of the price of this shirt.
Solution to Problem 1
The absolute decrease is
20 - 15 = $5 The percent decrease is... | HuggingFaceTB/finemath | |
# Homework Help: RC circuit
1. May 8, 2006
### mooshasta
I came across the following problem recently:
http://www.tubaroo.com/stuff/circuit.gif [Broken]
$R_1 = R_2 = 4700 \Omega$
$C = 0.060 F$
$V = 12 V$
S1 has been closed for a long time. At t = 0, S2 is closed. Sketch a graph of the currents $I_1$ through $R_1$... | HuggingFaceTB/finemath | |
# The natural frequency of free torsional vibrations of a shaft with torsional stiffness q and I is the mass moment of inertia of the disc attached to the end of the shaft is
Free Practice With Testbook Mock Tests
## Options:
1. $$2\pi \times \sqrt {\frac{q}{I}}$$
2. $$2\pi \sqrt {qI}$$
3. $$\frac{1}{{2\pi }} \tim... | HuggingFaceTB/finemath | |
# document.write (document.title)
Math Help > Geometry > Polygons and Triangles > Pythagorean Theorem
The Pythagorean Theorem states that the square of the length of the hypotenuse of a right triangle is equal to the sum of the squares of the lengths of the legs. In other words, if c is the length of the hypotenuse,... | HuggingFaceTB/finemath | |
# Illustrative Mathematics Unit 6.3, Lesson 16: Finding the Percentage
Learning Targets:
• I can solve different problems like “60 is what percentage of 40?” by dividing and multiplying.
Related Pages
Illustrative Math
### Lesson 16: Finding the Percentage
Let’s find percentages in general.
Illustrative Math Unit... | HuggingFaceTB/finemath | |
# Tangent line and normal line [closed]
Find the equation of the normal line and the tangent line to the indicated curve at the given point. $$y=3x^2 \text{ at } (-4,48)$$
## closed as off-topic by Shailesh, Davide Giraudo, Claude Leibovici, Namaste, JunivenApr 24 '17 at 16:10
This question appears to be off-topic. ... | HuggingFaceTB/finemath | |
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# Computational mathematic
223
Published on
Published in: Education... | HuggingFaceTB/finemath | |
## Monday, January 11, 2010
### The Amazing Bead Manipulative
My math professor is a genus.
I sometimes wonder is she invented math itself.
She showed us how to make this amazing bead manipulative at our last math ed. club meeting.
She came up with this idea as a cheap alternative to traditional counters, which we... | HuggingFaceTB/finemath | |
Find the common difference and write the next four terms of each of the following arithmetic progressions:
Question:
Find the common difference and write the next four terms of each of the following arithmetic progressions:
(i) 1, −2, −5, −8, …
(ii) 0, −3, −6, −9, …
(iii) $-1, \frac{1}{4}, \frac{3}{2}, \ldots$
(iv... | HuggingFaceTB/finemath | |
# What is minus 56 Celsius in Fahrenheit?
Would you like to merge this question into it?
#### already exists as an alternate of this question.
Would you like to make it the primary and merge this question into it?
#### exists and is an alternate of .
Conversion formula: [°F] = [°C] * 9 ⁄ 5 + 32 = -56 * 9 / 5 + 32 ... | HuggingFaceTB/finemath | |
## Friday, June 23, 2017
### Forensics.
As you know, I find the math in forensics quite interesting. It is a way of finding information from the evidence to find the perpetrator.
On all those shows, they find the guilty person within one hour, well 45 minutes give or take a couple minutes.
In reality it can take u... | HuggingFaceTB/finemath | |
All nearest smaller values
In a list of numbers $A$, the nearest smaller value (NSV) to an entry $A_i$ is the last entry preceding it with a smaller value, if any; that is, the entry $A_j$ with greatest $j < i$ such that $A_j < A_i$. The all nearest smaller values (ANSV) problem is that of computing the NSV for each n... | HuggingFaceTB/finemath | |
# Cotangent Integral Formula
In this tutorial we will prove the formula of cotangent integral which is another important formula in integral calculus. This integral belongs to the trigonometric formulae.
The integration of the cotangent function is of the form
$\int {\cot xdx = } \ln \sin x + c$
To prove this formul... | HuggingFaceTB/finemath | |
# How do you use the factor theorem to determine whether x+1 is a factor of x^3 + x^2 + x + 1?
##### 1 Answer
Jan 3, 2016
The factor theorem states that a polynomial $f \left(x\right)$ has a factor $\left(x + k\right)$ if and only if $f \left(- k\right) = 0$.
Here ${x}^{3} + {x}^{2} + x + 1$ is a polynomial.
Let $f ... | open-web-math/open-web-math | |
Given the string "JavaScript" … For some reason, most articles that explained recursion used the example of factorial numbers and the Fibonacci sequence. Then, in each iteration, the value of the second term is stored in variable n1 and the sum of two previous terms is stored in variable n2. Home > Code Fibonacci Recta... | HuggingFaceTB/finemath |
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