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# A Gentle Introduction to Statistical Power and Power Analysis in Python
Last Updated on April 24, 2020
The statistical power of a hypothesis test is the probability of detecting an effect, if there is a true effect present to detect.
Power can be calculated and reported for a completed experiment to comment on the... | HuggingFaceTB/finemath | |
# Video: AQA GCSE Mathematics Foundation Tier Pack 3 • Paper 3 • Question 8
Here are some cards. +7.6, −7.6, +7.2, −7.2. a. For the equation below, choose a card such that the answer is as large as possible and calculate the answer. 2.5 + ＿ = ＿. b. For the equation below, choose a card such that the answer is as large... | HuggingFaceTB/finemath | |
# The Largest Rectangular Area in a Histogram
The Largest Rectangular Area in a Histogram
## Introduction
One of the most feared things by human beings is a failure. The extent to which people push themselves to avoid disappointment is quite surprising, but being prepared is one of the easiest ways to steer clear of... | HuggingFaceTB/finemath | |
Why is my proof that $\mathbb R$ is disconnected wrong?
The definition of connectedness in my notes is: A topological space $$X$$ is connected if there does not exist a pair of non empty subsets $$U$$, $$V$$ such that $$U\cap V=\emptyset$$ and $$U\cup V=X$$.
However if I have the subsets $$(-\infty,0]$$ and $$(0,\inf... | open-web-math/open-web-math | |
# system of linear equations project
Pick any pair of equations and solve for one variable. The algorithms used to solve the system of linear equations are . Students select from two different types of cars one being a hybrid car and the other being a "gas guzzler" car. NO LATE PROJECTS ACCEPTED! In some differential ... | HuggingFaceTB/finemath | |
# reductions – If there is an algorithm \$A\$ that guesses the entire message, given an encryption, with probability of \$0.2\$, then it’s not \$(O(A) +O(n), 0.1)\$-secure
Let $$(E,D)$$ be a cipher with message space $$M = {0,1}^n$$ and key space $$K = {0,1}^n$$.
Assume that there is an algorithm $$A:{0,1}^n to {0,1}... | HuggingFaceTB/finemath | |
# Dominion Strategy Forum
• July 17, 2019, 02:38:25 am
• Welcome, Guest
### News:
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### AuthorTopic: Card Counting Strategies (Read 1466 times)
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#### Raeven
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##### Card Counting Strategies
«... | HuggingFaceTB/finemath | |
# What is the Rate of Return? ## Rate of Return
The rate of return (ROR), often referred to simply as “return,” is a measure used to evaluate the performance of an investment over a specific period. It represents the amount of profit or loss made on an investment relative to the amount of money invested. The rate of r... | HuggingFaceTB/finemath | |
All the formulas related to Geometric Optics
# List of formulas related to gemetric optics
## Laws Of Reflection
SI: incident ray, IR: reflected ray, i: angle of incidence, i’: angle of reflection
$$i = i'$$
### Refractive Index
n: refractive index of the medium, v: speed of light in a medium, c: speed of light... | HuggingFaceTB/finemath | |
How do you calculate the amperage of a wire?
To determine the amperage demand, divide the watts of a specific electrical item by the entire number of volts accessible from the electric outlet. Amperes, or amps, are used to quantify the amount of current flowing through the wire. Voltage, which is measured in volts, is... | HuggingFaceTB/finemath | |
1. ## Simple indefinite integration
Hi all, this is my first post
I'd like to know how to solve this integral in dx (i dont know how to use the forum tag MATH and if there is the integration symbol... sorry) step by step.
$x (2x-x^2)^(1/2)$
it is sqrt(2x-x^2), but i dont know the syntax of the tag so I cant writeis ... | HuggingFaceTB/finemath | |
# Weekly Papers on Quantum Foundations (8)
from
PhilSci-Archive: No conditions. Results ordered -Date Deposited.
Sat Feb 18 2023 03:36:22 (13 hours)
# 1.
Ruiz de Olano, Pablo and Fraser, James D. and Gaudenzi, Rocco and Blum, Alexander S. (2022) Taking Approximations Seriously: The Cases of the Chew and the Nambu-... | open-web-math/open-web-math | |
## how to speed of a ballmill
#### How I built a quick and easy home-made ball mill
Here you can see an overview of the ball mill with the drum removed Construction is super simple Just three pieces of wood plank banged together to make a platform for mounting all the parts The platform is made from a 1X10 wooden pla... | HuggingFaceTB/finemath | |
Related Articles
# How to Calculate a Five Number Summary in Excel?
• Last Updated : 18 Jul, 2021
In statistics, the five-number summary is mostly used as it gives a rough idea about the dataset. It is basically a summary of the dataset describing some key features in statistics. The five key features are :
1. Mini... | HuggingFaceTB/finemath | |
# PHY303L HW6 - thwing (jrt2329) – Homework 06 – Yao –...
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## Wednesday, 12 June 2013
### Foundations of Complexity Lesson 5: Reductions
In the previous lesson we gave examples of two noncomputable sets. The set
LA = { <M> | Machine M does accept input <M>}
is computably enumerable but not computable while the set
LD = { <M> | Machine M does not accept input <M>}
is not even... | HuggingFaceTB/finemath | |
# Limit involving exponential function question
In summary, the conversation discusses finding the limit as x tends to zero of a given expression. The suggested method of Taylor expanding the exponential and cosine functions makes finding the limit easier.
## Homework Statement
Find the limit as x tends to zero of: ... | HuggingFaceTB/finemath | |
Tamilnadu State Board New Syllabus Samacheer Kalvi 11th Maths Guide Pdf Chapter 5 Binomial Theorem, Sequences and Series Ex 5.3 Text Book Back Questions and Answers, Notes.
## Tamilnadu Samacheer Kalvi 11th Maths Solutions Chapter 5 Binomial Theorem, Sequences and Series Ex 5.3 Question 1.
Find the sum of the first 20... | HuggingFaceTB/finemath | |
#### What is 3950 percent of 9,400,000?
How much is 3950 percent of 9400000? Use the calculator below to calculate a percentage, either as a percentage of a number, such as 3950% of 9400000 or the percentage of 2 numbers. Change the numbers to calculate different amounts. Simply type into the input boxes and the answe... | HuggingFaceTB/finemath | |
# 2 particles in a 3d corkscrew over surface of a sphere
1. Feb 20, 2012
### T.A. Zenaide
Aloha!
This is my first post, and I hope that I am posting in the correct area...
I need help with a math problem that is beyond my math skills. If anyone can answer it, I'd be very grateful!
Here's my problem:
Imagine two ... | HuggingFaceTB/finemath | |
General
# How Many Cups Are In 36 Oz
The question of how many cups are in 36 ounces is often asked. The answer is 3.5 cups, but there is a slightly more complicated way to find the amount in different forms. There are multiple ways to convert from ounces to cups. For example, you can use a calculator to figure out th... | HuggingFaceTB/finemath | |
Q
Justify that the following reactions are redox reactions 4BCl3(g) + 3LiAlH4(s) → 2B2H6(g) + 3LiCl(s) + 3 AlCl3(s)
8.3 Justify that the following reactions are redox reaction
(c) $4BCl_{3}_{(g)}+3LiAlH_{4}_{(s)}\rightarrow 2B_{2}H_{6}_{(g)}+3LiCl_{(s)}+3AlCl_{3}_{(s)}$
Views
Solution-
Let us write the O.N of eac... | open-web-math/open-web-math | |
1. Congruence
Dear Masters
Can I ask why 7^879 (mod300) = 43 (mod300)?
I thought Euler totient funcion (300) = 80 so 7^879 = 7^-1 * 7^880 .
Then, how can I 7^-1 (mod 300)..?
I could not get the answer
pLeas help me out
2. Re: Congruence
Can I also ask if 49x = 3 (mod 80) is 67 (mod 80) ?
3. Re: Congruence
You ... | HuggingFaceTB/finemath | |
# s13 - John A Beachy 1 SOLVED PROBLEMS SECTION 1.3 13 Let P...
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Unformatte... | HuggingFaceTB/finemath | |
# How do you find a one-decimal place approximation for sqrt 18?
Oct 23, 2015
Use Newton Raphson method to find
$\sqrt{18} \approx 4.2$ to one decimal place.
#### Explanation:
To find an approximation for the square root of a number $n$, start with a reasonable approximation ${a}_{0}$ and apply the following formu... | HuggingFaceTB/finemath | |
## #42 In Post-Module Assessment [ENDORSED]
H-Atom ($E_{n}=-\frac{hR}{n^{2}}$)
Mario Reyes 1C
Posts: 45
Joined: Fri Apr 06, 2018 11:04 am
### #42 In Post-Module Assessment
The question asks 'An excited hydrogen atom emits light with a frequency of 1.14 x 10^14 Hz to reach the energy level n = 4. In what principle q... | HuggingFaceTB/finemath | |
# New Elementary Algebra Embracing the First Principles of the Science
American book Company, 1891 - 294 σελίδες
### Τι λένε οι χρήστες -Σύνταξη κριτικής
Δεν εντοπίσαμε κριτικές στις συνήθεις τοποθεσίες.
### Δημοφιλή αποσπάσματα
Σελίδα 269 - To express that the ratio of A to B is equal to the ratio of C to D, we w... | HuggingFaceTB/finemath | |
# How does a net force affect an object?
##### 1 Answer
Apr 28, 2014
The net force on an object is just the sum of all outside forces. So the affect of any non-zero net force is to cause an acceleration in the direction of the force.
For instance if we had a 2 kg ball on a number line and we then push on the ball wi... | HuggingFaceTB/finemath | |
# How do you find the square root of 33?
We have to find the square root of 33
### Solution
On prime factorisation of 33 we get
33 = 3 X 13
√33= √3 x√13
On substituting the root values we get
√33= 1.732 X 3.606
√33= 5.744 | HuggingFaceTB/finemath | |
# Depreciation Calculator Online
Depreciation Calculator
# Depreciation Calculator
Depreciation Calculator is annual expense and end of book value. The annual expenses equal to original cost value of the asset less than residual value of the asset divided to life time of the asset(n). The end book value Equal to or... | HuggingFaceTB/finemath | |
# How to Calculate Gear Pitch ••• Jupiterimages/Photos.com/Getty Images
The diametral pitch of a gear describes how densely its teeth are set around it. The pitch is the ratio between the number of teeth and the gear's size, and engineers always express it as a whole number. This value is important for further calcula... | HuggingFaceTB/finemath | |
In this IIT JEE physics video, we are going to discuss the topic alternating currents. In this physics video we are going to cover the following topics;
• What is alternating current?
• Voltage amplitude
• Angular frequency
• Average value of current or voltage
So let’s begin with what is alternating current. Alterna... | HuggingFaceTB/finemath | |
The Mirror Property of Altitudes via Pascal's HexagramWhat is this about? A Mathematical Droodle
Explanation
The applet may suggest the following statement by Greg Markowsky:
Let points $C$ and $D$ be located on a semicircle with diameter $AB.$ Let $E$ be the intersection of $AD$ and $BC$ and $F$ the foot of the per... | HuggingFaceTB/finemath | |
Lemma 6.21.3. Let $f : X \to Y$ be a continuous map. There exists a functor $f_ p : \textit{PSh}(Y) \to \textit{PSh}(X)$ which is left adjoint to $f_*$. For a presheaf $\mathcal{G}$ it is determined by the rule
$f_ p\mathcal{G}(U) = \mathop{\mathrm{colim}}\nolimits _{f(U) \subset V} \mathcal{G}(V)$
where the colimit ... | open-web-math/open-web-math | |
# Solve the systems 2x+y=3 and y=1/2x - 9/2
### 2 Answers |Add Yours
sciencesolve | Teacher | (Level 3) Educator Emeritus
Posted on
You may write the first equation in terms of x moving all terms, except y, to the right, such that:
`y = 3 - 2x`
You should set the first transformed equation equal to the second, ` ... | 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
Closure Property: For any two whole numbers "a" and "b", their sum (a+b) is also a whole number. Example: 7+10 = 17, 0+9 = 9 Commutative Property: For an... | HuggingFaceTB/finemath | |
## Algebra Math Vocabulary
Subject: Mathematic | Topics:
Major objective of this lecture is to present on Algebra Math Vocabulary. Here briefly describe on some common Algebra Vocabulary. Fraction: Numbers that name parts of a whole; Denominator: The bottom number of a fraction; Numerator: The top number of a fractio... | HuggingFaceTB/finemath | |
# 239 US tablespoons in US quarts
## Conversion
239 US tablespoons is equivalent to 3.734375 US quarts.
## Conversion formula How to convert 239 US tablespoons to US quarts?
We know (by definition) that: $1\mathrm{ustablespoon}\approx 0.015625\mathrm{usquart}$
We can set up a proportion to solve for the number of ... | HuggingFaceTB/finemath | |
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# Lec7 - Lecture 7 page 43 TIME VALUE OF MONEY What we want...
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Lecture 7 page 43 T IME V ALUE OF M ONEY What we want to be able to do: determine how much we must invest today to obtain a specified am... | HuggingFaceTB/finemath | |
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# A Card is Drawn at Random from a Pack of 52 Cards. Find the Probability that the Card Drawn Is:(V) Neither a Heart Nor a King - Mathematics
A card is drawn at random from a pack of 52 cards. Find the probability that the card drawn is neither a heart nor a king
Advertisement Remove all... | HuggingFaceTB/finemath | |
If 5(tan2x – cos2x) = 2cos 2x + 9, then the value of cos4x is | Limits and Derivatives
## Previous Year Papers
Download Solved Question Papers Free for Offline Practice and view Solutions Online.
## Test Series
Take Zigya Full and Sectional Test Series. Time it out for real assessment and get your results instant... | HuggingFaceTB/finemath | |
# 59600 (number)
59,600 (fifty-nine thousand six hundred) is an even five-digits composite number following 59599 and preceding 59601. In scientific notation, it is written as 5.96 × 104. The sum of its digits is 20. It has a total of 7 prime factors and 30 positive divisors. There are 23,680 positive integers (up to ... | HuggingFaceTB/finemath | |
# Maximum sum sub-array
Here is a slightly more complicated one:
Q. Given an integer array containing N positive and negative numbers, find the sub-array having the largest sum in linear time O(N) using constant space O(1).
Want some hint?
` You need to keep track of both the maximum sum so far and the maximum sum ... | HuggingFaceTB/finemath | |
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# CPSC 125 Ch 4 Sec 6
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### CPSC 125 Ch 4 Sec 6
1. 1. Relations, Functions, and Matrices Mathematical Structures f... | HuggingFaceTB/finemath | |
# Inequalities Quiz Set 033
### Question 1
In a certain language different symbols represent different operators as follows.
1. ∧ means X = Y
2. \$ means X ≯ (not more than) Y
3. ⊗ means X ≮ (not less than) Y
4. © means X < Y
5. % means X > Y
Statements: F © G; G ∧ H; H ∧ I;
Conclusions:
2. G ∧ I
A
both I and II... | HuggingFaceTB/finemath | |
MATLAB Basic: rounding IV
5ヶ月 前
MATLAB Basic: rounding III
5ヶ月 前
MATLAB Basic: rounding II
5ヶ月 前
MATLAB Basic: rounding
Do rounding near to zero Example: -8.8, answer -8 +8.1 answer 8
5ヶ月 前
Determine if input is odd
Given the input n, return true if n is odd or false if n is even.
5ヶ月 前
Magic is simple (for b... | HuggingFaceTB/finemath | |
Giáo trình
# Introductory Statistics
Mathematics and Statistics
## Contingency Tables
Tác giả: OpenStaxCollege
A contingency table provides a way of portraying data that can facilitate calculating probabilities. The table helps in determining conditional probabilities quite easily. The table displays sample values... | HuggingFaceTB/finemath | |
Magnetic Flux Through an Area – Learn
Experiments conducted by Hans Christian Orsted and Michael Faraday in the 19th century concluded that there was a link between electric and magnetic fields. Faraday discovered that a changing magnetic field can produce an electric current. The creation of an electric current as a ... | HuggingFaceTB/finemath | |
The OEIS is supported by the many generous donors to the OEIS Foundation.
Hints (Greetings from The On-Line Encyclopedia of Integer Sequences!)
A192431 Coefficient of x in the reduction by x^2->x+1 of the polynomial p(n,x) defined below in Comments. 2
0, 1, 4, 15, 52, 185, 648, 2287, 8040, 28321, 99660, 350879, 123... | HuggingFaceTB/finemath | |
# An Application of Analytic Geometry to Designing Machine Parts--and Dresses
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## Transcription
2 Electronic Proceedings of Undergraduate Mathematics Day, Vol. 3 (008), No. 5 bottom of the sheet from the bottom-left corner. The variable z measures from the bottom of ... | HuggingFaceTB/finemath | |
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How to add two two-digit numbers (for example 29 + 33).
• If the numbers a... | HuggingFaceTB/finemath | |
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# Le Chatelier Practice Problems
1. How will the position of equilibrium in this equation be affected by the following
changes? Heat + CH4 (g) + 2 H2S (g)
CS2 (g) + 4H2 (g)
o Removing CS2 (g)
o Decreasing the volume of the container
o Increasing the temperature
a. Solving changes a, b, and c r... | HuggingFaceTB/finemath | |
# PHYSICS (HELP)
posted by .
A playground merry-go-round has a radius of R= 2 m and has a moment of inertia Icm= 9×103kg⋅m2 about a vertical axis passing through the center of mass. There is negligible friction about this axis. Two children each of mass m= 20kg are standing on opposite sides at a distance ro= 1.2m fr... | HuggingFaceTB/finemath | |
# MCQ Questions | Class 6 Maths Chapter 4 | Basic Geometrical Ideas with Answers
## MCQ | Basic Geometrical Ideas Class 6
Check the below NCERT MCQ Questions for Class 6 Maths Chapter 4 Basic Geometrical Ideas with Answers Pdf free download. MCQ Questions for Class 6 Maths with Answers were prepared based on the late... | HuggingFaceTB/finemath | |
What is the price- weighted index return
14 Jun 2018 In a price-weighted index, the index is influenced by the individual share price of each listed stock. It differs from a market weighted index in the In a price-weighted index, a stock that increases from \$110 to \$120 will have a greater effect on the index than ... | HuggingFaceTB/finemath | |
# 10.2 - Discriminant Analysis Procedure
10.2 - Discriminant Analysis Procedure
Discriminant analysis is a 7-step procedure.
## Step 1: Collect training data
Training data are data with known group memberships. Here, we actually know which population contains each subject. For example, in the Swiss Bank Notes, we a... | HuggingFaceTB/finemath | |
# What is the compound interest on $66566 at 3% over 28 years? If you want to invest$66,566 over 28 years, and you expect it will earn 3.00% in annual interest, your investment will have grown to become $152,298.19. If you're on this page, you probably already know what compound interest is and how a sum of money can g... | HuggingFaceTB/finemath | |
Categories
# Three trigonometric functions for a given angle are shown below. Cosecant theta equals 13/12 secant Theta equals -13/5, cotangent equals -5/12. Where are the coordinates of point (x,y) On the terminal ray of angle theta assuming that the values above not simplified ?
False
Step-by-step explanation:
Sup... | HuggingFaceTB/finemath | |
Fibonacci Numbers¶
The Fibonacci numbers are a famous sequence of numbers defined by the following recursion rule:
$$\begin{matrix} F_0 &=& 0 &\\ F_1 &=& 1 &\\ F_n &=& F_{n-1} + F_{n-2} &\text{for } n>2 \end{matrix}$$
The first few Fibonacci numbers are: $0,1,1,2,3,5,8,13,21, \dots$
Fibonacci numbers are fascinatin... | HuggingFaceTB/finemath | |
Perimeter of a pa
AB = DC =18 m
Perimeter of parallelogram ABCD = AB + BC + CD + DA
96 = 18 + BC + 18 + BC
(opposite sides of a parallelogram are equal)
2 BC = 96 – 36 = 60
BC = AD = 30 m
Given, area of parallelogram ABCD = 270 m2
We know that,
Area of a parallelogram = b × h (corresponding height)
Taking AB ... | HuggingFaceTB/finemath | |
# Is it possible to plot a graph of any shape?
In school, I have learnt to plot simple graphs such as $y=x^2$ followed by $y=x^3$.
A grade or two later, I learnt to plot other interesting graphs such as $y=1/x$, $y=\ln x$, $y=e^x$.
I have also recently learnt about trigonometric graphs and circle equations.
In the int... | HuggingFaceTB/finemath | |
# Thread: Domain and range on university level
1. ## Domain and range on university level
Hi, just finished my first calculus lesson in university. I am just wondering how does one express the range in university notation? I have this question, express the range of the function of y = x^(-1). I have no idea how to ri... | HuggingFaceTB/finemath | |
# Solving Linear Inequalities Involving Fractions
Need some practice without fractions first?
Remember: If you multiply or divide both sides of an inequality by a negative number, then you must change the direction of the inequality symbol.
## Example
Solve: $\displaystyle -\frac{2}{3}x + 6\le 1$
Solution: Write a ... | HuggingFaceTB/finemath | |
# Kinetics and Half Lives Using Pressure
For a certain first-order gas-hase reaction
$$\ce{A \rightarrow B + C}$$
the time required for half of an initial amount of A to decompose is 8.8 min. If the initial pressure of A is 400 mmHg, the time required to reduce the partial pressure of A to 50 mmHg is:
(a) 1.1 min
(... | HuggingFaceTB/finemath | |
# Midpoint polygon explained
In geometry, the midpoint polygon of a polygon is the polygon whose vertices are the midpoints of the edges of . It is sometimes called the Kasner polygon after Edward Kasner, who termed it the inscribed polygon "for brevity".
## Examples
### Triangle
The midpoint polygon of a triangle ... | HuggingFaceTB/finemath | |
# 37011 (number)
37,011 (thirty-seven thousand eleven) is an odd five-digits composite number following 37010 and preceding 37012. In scientific notation, it is written as 3.7011 × 104. The sum of its digits is 12. It has a total of 4 prime factors and 12 positive divisors. There are 22,464 positive integers (up to 37... | HuggingFaceTB/finemath | |
Please, try EDU on Codeforces! New educational section with videos, subtitles, texts, and problems. ×
### nmnsharma007's blog
By nmnsharma007, history, 6 weeks ago, , I need help in this question. I read the editorial but couldn't understand it. Please explain the logic applied in this question. Thanks. Comments (6)
... | HuggingFaceTB/finemath | |
## Saturday, June 18, 2016
### Forms and Methods for Solving an Equation by an Equation Solver
Equation solver is a term in the world of mathematics where the person has to solve the equation. Solve the equations means to find the values like (numbers, sets, functions, etc.) which full fill the condition which is sta... | HuggingFaceTB/finemath | |
# Stokes' theorem?
1. Apr 22, 2006
### UrbanXrisis
For the following vector fields F , decide whether it is conservative or not by computing curl F . Type in a potential function f.
F(x,y,z)=-3xi-2yj+k
f(x,y,z)=?
I'm not sure what the problem is asking. calcualting curl F needs integration and a boundary. I dont ... | HuggingFaceTB/finemath | |
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# A cubic vessel of height $2m$ is full of water. The work done in pumping the water out of the vessel is?A) $72.3kJ$B) $78.4kJ$C) $64.5kJ$D) $57.9kJ$
Last updated date: 19th Apr 2024
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Views today: 0.35k
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35.1k+ views
Hi... | HuggingFaceTB/finemath | |
#### Let’s break that down…
The Greek at 1.20
Pinnacle Sports at 8.00
For this example we’ll use a winnings amount of \$1000 (although this is in an arbitrary amount –
the higher the sum you pick, the larger the bets and the greater the profit).
Calculate
Divide your chosen total winnings amount by each set of odd... | HuggingFaceTB/finemath | |
# Why Slide Rules?
Since the electronics revolution of the mid-1970s quick numerical calculations have been performed with pocket calculators or, in today’s 21st century environment, perhaps through “calculator” apps on one’s laptop, phone, or mobile device. A basic modern calculator will have keys for entering number... | HuggingFaceTB/finemath | |
# The Complex Plane
In the first post I explained why the mathematical “imaginary” number i is “real” (in more than one sense of the word). That weird number is just a stepping stone to the complex numbers, which are themselves stepping stones to the complex plane.
Which, in turn, is a big stepping stone to a fun fac... | HuggingFaceTB/finemath | |
# math ALGEBRA
Solve by graping the foll:
A. 2X+Y=5
3X-Y=10
B.2X=Y+1
2X-Y=5
I don't know what "graping the foll" is, but problem #2 has no solution, because the lines
Y = 2X -1 (from your fist equation) and
Y = 2x -5 (from your second equation)
never intersect.
gas
1. 👍 0
2. 👎 0
3. 👁 152
## Similar Questions
... | HuggingFaceTB/finemath | |
# Question regarding a derivative
1. Sep 25, 2015
### in the rye
1. The problem statement, all variables and given/known data
Write the derivative of y = (x2+4x+3)/(x1/2)
I got the correct answer, but my question is, why can't I rewrite this as:
y = (x^2+4x+3)*(1/x1/2)
Then see my attempted solution for the resul... | HuggingFaceTB/finemath | |
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20.2 Graphical representation of vectors
20.2 Graphical representation of vectors (ESAGK)
Vectors are drawn as arrows. An arrow has both a magnitude (h... | HuggingFaceTB/finemath | |
# Simple random sample
In statistics, a simple random sample is a subset of individuals (a sample) chosen from a larger set (a population). Each individual is chosen randomly and entirely by chance, such that each individual has the same probability of being chosen at any stage during the sampling process, and each su... | HuggingFaceTB/finemath | |
| {{course.flashcardSetCount}} But remember: $\sqrt{x}$ means the $\mathit{principal}$ square root of x, not just the square root of x. When problems with negatives under a square root first appeared, mathematicians thought that a solution did not exist. If a square root can be a real number (either an integer if it is... | HuggingFaceTB/finemath | |
Everyday maths 1 (Wales)
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# 6 Equivalencies between fractions, decimals and percentages
Fractions, decimals and percentages are different ways... | HuggingFaceTB/finemath | |
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# Higher order derivatives of the inverse function
## Andrej Liptaj March 30, 2011
Abstract A general recursive and limit formula for higher order derivatives of the inverse function is presented. The formula is next used in couple of mathematical applications: expansion of the inverse function... | HuggingFaceTB/finemath | |
# HSSlive: Plus One & Plus Two Notes & Solutions for Kerala State Board
## 1 Square Feet in Square Katha in Karnataka
In this article, you will learn how to convert 1 Square Feet in Square Katha in Karnataka. Square Feet is one of the most commonly used measurement units used in almost every state of India. People in... | HuggingFaceTB/finemath | |
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# Physics lab report
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Purpose Determine the acceleration in a quick sprint. Question What would the participant’s acceleration be if he/she sprint... | HuggingFaceTB/finemath | |
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hw14_solutions
# hw14_solutions - Homework#4 Solutions for problems from...
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Homework #4 Solutions for problems from Section 2.5, Section 2.6 can be found in the solution to Homework #3. Section 3.1 ... | HuggingFaceTB/finemath | |
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# An introduction to bitwise operators
, 8 May 2002 CPOL
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## Introduction
I have noticed that some people seem to have problems with bitwise operators, so I decided to write this brief tutorial on how to use them.
... | HuggingFaceTB/finemath | |
# Polar Molecules
## Polar molecules
Some molecules with polar covalent bonds are polar molecules,e.g. $$\text{H}_{2}\text{O}$$. But not all molecules with polar covalent bonds are polar. An example is $$\text{CO}_{2}$$. Although $$\text{CO}_{2}$$ has two polar covalent bonds (between$$\text{C}^{\delta^{+}}$$ atom an... | open-web-math/open-web-math | |
# For the decomposition reaction NH2COONH4 (s) → 2NH3(g) + CO2(g) The KP = 2.9 ×10–5 atm3. The total pressure of gases at equilibrium when 1 mole of NH2COONH4 (s) was taken to start with would be
Q: For the decomposition reaction
NH2COONH4 (s) $\rightleftharpoons$ 2NH3(g) + CO2(g)
The KP = 2.9 ×10–5 atm3. The total... | HuggingFaceTB/finemath | |
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### Solving Log Equation
```Date: 04/20/2008 at 11:43:11
From: Jen
Subject: Finding log(log(x))
Is there a rule for finding log(log(x)), or for finding
log(x + log(x))?
I have gotten to this equation:
log(x) + log(x+log(x)) + log(x+log(x) + log[x+log(x)]) = 0
... | HuggingFaceTB/finemath | |
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Probability that D wins this contest
Problem: $$A, B, C, D$$ are playing an archery game. They have equal probability of landing their arrow on any spot the target with radius of $$R$$. Their score is the distance to the center of the target. They take turn to shoot at the target $$A, B, C, D, A, B, C, D...$$. If one'... | HuggingFaceTB/finemath | |
# How To Calculate Voltage Drop In Series And Parallel Circuits
By | August 25, 2022
The term ‘voltage drop’ describes the decrease in voltage that occurs as current passes through a circuit. Calculating the voltage drop in a series or parallel circuit is an important part of any electrical engineering project. It’s ... | HuggingFaceTB/finemath | |
# Multivariable / Multiple Regression
Multiple regression (a regression having multi-variable) is referred as a regression model having more than one predictor (independent and explanatory variable) to explain a response (dependent) variable. We know that in simple regression models has one predictor used to explain a... | HuggingFaceTB/finemath | |
# Finite Ordinal is equal to Natural Number
This article is not under active maintenance. While the contents of this page could be useful, they are currently not being maintained. The correctness, lay-out and usefulness of the article may be compromised, so use whatever you get from here with caution.
## Theorem
Le... | HuggingFaceTB/finemath | |
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# Solutions for Chapter 8: General Linear Transformations
## Full solutions for Elementary Linear Algebra, Binder Ready Version: Applications Version | 11th Edition
ISBN: 9781118474228
Solutions for Chapter 8: General Linear Transformations
Solutions for Chapter 8
4 5 0 239 Reviews
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##### ISBN: 97811184742... | HuggingFaceTB/finemath | |
# arithmetic
posted by .
If a blue box has 5 times as many marbles as a red box and the blue box has 24 more marbles than the red box how many marbles are in each box?
• arithmetic -
If the number of marbles in the red box are x, then those in the blue box would be 5x.
5x - x = 24
Solve for x, then 5 x.
## Simil... | HuggingFaceTB/finemath | |
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# Tutor profile: Luis E.
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## Questions
### Subject:Pre-Calculus
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Question:
Solve the following equation: $$2^{x+1} = 100$$
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To solve the problem we must take the logarithm... | HuggingFaceTB/finemath | |
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## Multiplicative Patterns On The Place Value Chart 1m ago
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Multiplicative Patterns on thePlace Value ChartUnit 2 Lesson 1
Multiplicative Patterns on the Place Value ChartStudents will be able to: Und... | HuggingFaceTB/finemath | |
Home > College of Sciences > Institute of Fundamental Sciences > Maths First > Online Maths Help > Algebra > Exponents > Fractional Exponents > The Square Root SEARCH MASSEY # Exponents
## The Square Root
The square root is the reverse operation of squaring a number.
### Example 1.
32 = 9, so 3 is a square root ... | HuggingFaceTB/finemath | |
# Fraction word problems
A great variety of fraction word problems with solutions. These word problems will help you find out when you need to add, subtract, multiply or divide fractions.
1. Sarah knows 8 of the 25 students in her class. Write a fraction showing the number of students Sarah knows.
Solution
8/25
2.... | HuggingFaceTB/finemath | |
# Differentiate the following functions with respect to x :
Question:
Differentiate the following functions with respect to $x$ :
$\log \left\{\cot \left(\frac{\pi}{4}+\frac{x}{2}\right)\right\}$
Solution:
Let $y=\log \left\{\cot \left(\frac{\pi}{4}+\frac{x}{2}\right)\right\}$
On differentiating $y$ with respect ... | HuggingFaceTB/finemath | |
# Latitude and Longitude: Differences between Longitude and Latitude
Contents
Latitude and longitude are the building blocks of the geographic coordinate system used worldwide to precisely locate any point on Earth’s surface. With them sounding very similar, it’s no wonder that these are often confused and thought to... | HuggingFaceTB/finemath |
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