question stringlengths 200 50k | answer stringclasses 1
value | source stringclasses 2
values |
|---|---|---|
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A277563 Fifth column of Euler's difference table in A068106. 1
0, 0, 0, 24, 96, 504, 3216, 24024, 205056, 1965624, 20886576, 243511704, 3089233056, 42351635064, 62381522145... | HuggingFaceTB/finemath | |
# Projectile motion range
1. Jan 10, 2013
Can anyone explain to me why (when air resistance is ignored), that 45° angle is the ideal angle for the longest range? Is it because if it is over 45° then gravity will be acting on it longer therefore will be dragged down sooner? Also as "u cos >45" produces a lower exit ve... | HuggingFaceTB/finemath | |
# What is the Sieve Method? What is the Sieve Method?
## Introduction
Sieve theory is a set of one of the general techniques used in number theory. It helps in counting, or to get an estimation of the size of the sifted sets of integers.
According to Wikipedia, the Sieve method, or the method of sieves, has the foll... | HuggingFaceTB/finemath | |
Question about SoftMath Algebrator - Algebra Homework Solver (689076614429)
Sixteen times same number is equal to 96. find the number?
Posted by on
• Anonymous May 12, 2009
9+9=
×
• Level 2:
An expert who has achieved level 2 by getting 100 points
MVP:
An expert that gotĀ 5 achievements.
Governor:
An expert ... | HuggingFaceTB/finemath | |
Q. 10 C
# Show that the fol
Answer :
To prove: the 3 points are collinear.
Formula:
The distance between two points (x1,y1,z1) and (x2,y2,z2) is given by
D= Here,
Vertices should be R(-1, 4, -2)
The solution according is
(x1,y1,z1)= (3, -2, 4)
(x2,y2,z2)= (1, 1, 1)
(x3,y3,z3)= (-1, 4,- 2)
Length PQ= = = = =... | HuggingFaceTB/finemath | |
# Tables & Charts Frequency Tables / Relative Frequency
## Presentation on theme: "Tables & Charts Frequency Tables / Relative Frequency"— Presentation transcript:
Created by Mr. Lafferty@mathsrevision.com
Tables & Charts Frequency Tables / Relative Frequency Cumulative Frequency Table Stem-leaf Diagrams Back to Back... | HuggingFaceTB/finemath | |
Community Profile
# Master Baiter
Last seen: 約1ヶ月 前 2021 以来アクティブ
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#### Content Feed
Project Euler: Problem 2, Sum of even Fibonacci
Each new term in the Fibonacci sequence is generated by adding the previous two terms. By starting with 1 and 2, the first 10 te...
Prime factor digits
Consider the following n... | HuggingFaceTB/finemath | |
Find the Length of 13.2 Kg of Copper Wire of Diameter 4 Mm, When 1 Cubic Cm of Copper Weighs 8.4 Gm. - Mathematics
Sum
Find the length of 13.2 kg of copper wire of diameter 4 mm, when 1 cubic cm of copper weighs 8.4 gm.
Solution
Given data is as follows:
Weight of copper wire = 13.2 kg
Diameter = 4 mm
Density = ... | HuggingFaceTB/finemath | |
# Why is the Street nerve of the Gray tensor product $[1]\otimes [1]$ isomorphic to $[1]\times [1]$
Recall that given two strict ω-categories $A$ and $B$, their lax Gray tensor product $A\otimes B$ is sent to the Verity-Gray tensor product of their associated complicial sets $N_{\operatorname{Strat}}(A) \otimes N_{\op... | open-web-math/open-web-math | |
# CPM Homework Help: CC1 Lesson 5.2.2.
CPM Education Program proudly works to offer more and better math education to more students.
Lesson 1 Homework 4 7 Lesson 1: 4. Complete the table. 5. Renee’s baby sister weighs 7 pounds 2 ounces. How many ounces does her sister weigh? 6. Answer true or false for the following ... | HuggingFaceTB/finemath | |
Online Math Center
# SAT Math: Ratios, Rates, Proportions
Students participating in SAT math competitions will have to solve ratios, rates, and proportions problems. If you take a look at any SAT math practice test, you will see that ratios, rates, and proportions are among the most common challenges. So, let’s get s... | HuggingFaceTB/finemath | |
# Thread: Line Integrals
1. ## Line Integrals
I'm having a difficult time understanding line integrals, here's the problem I'm working on, any help would be great, thanks in advance
Given the equation: xy = 18, set up an integral to find the length of path from x=a to x=b
2. Originally Posted by N736RA
I'm having a... | HuggingFaceTB/finemath | |
GMAT Question of the Day: Daily via email | Daily via Instagram New to GMAT Club? Watch this Video
It is currently 03 Jun 2020, 20:45
### 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 Pr... | HuggingFaceTB/finemath | |
# calculate[H+] in solution that is 0.1M HCOOH and 0.1M HOCNKa(HCOOH)=1.8*10-4& Ka(HOCN)=3.3*10-4
10 Points
14 years ago
Hi Tejas,
[H+][HCOO-]/[HCOOH]=1.8*10-4
(x+y)*x/(1-x)=1.8*10-4------(1)
[H+][OCN-]/[HOCN]=3.3*10-4
(x+y)*y/(1-y)=3.3*10-4-------(2)
(1)/(2)=x/y=1.8/3.3 considering 1-x≈1 and 1-y≈1
y=3.3*x/1... | HuggingFaceTB/finemath | |
# Year 3 - Mrs Line and Mrs Martin
Welcome to our Year 3 page!
We hope you enjoy looking at what we get up to through regular updates on our webpage!
If you have any questions please don't hesitate to speak to your child's class teacher at the end of the school day.
Many thanks,
Mrs Martin and Mrs Line.
## Stoke ... | HuggingFaceTB/finemath | |
Update all PDFs
# Illegal Fish
Alignments to Content Standards: F-LE.B.5 F-LE.A.1.c
A fisherman illegally introduces some fish into a lake, and they quickly propagate. The growth of the population of this new species (within a period of a few years) is modeled by $P(x)=5b^x$, where $x$ is the time in weeks following t... | HuggingFaceTB/finemath | |
Engineering Questions with Answers - Multiple Choice Questions
# MCQs on Metacentre and Metacentric Height
1 - Question
A rectangular pontoon is 5 m long, 3 m wide and 1.40 m high. The depth of immersion of the pontoon is 0.60 m in seawater. If the centre of gravity is 0.7 m above the bottom of the pontoon, determin... | HuggingFaceTB/finemath | |
# 2013 AMC 12B Problems/Problem 14
## Problem
Two non-decreasing sequences of nonnegative integers have different first terms. Each sequence has the property that each term beginning with the third is the sum of the previous two terms, and the seventh term of each sequence is $N$. What is the smallest possible value ... | HuggingFaceTB/finemath | |
# Net Present Value: How to Make the Calculation by James Kobzeff
Sep 10, 2018
Net Present Value (NPV) is the dollar difference between the present value of all future cash flows a rental income property might generate discounted at some desired rate of return, and the amount of cash investment required to purchase th... | HuggingFaceTB/finemath | |
# Math help
posted by on .
how many years will it take for \$4,000 to double at a simple intrest of 5%
• Math help - ,
the answer is 40 years. Hope this helps
• Math help - ,
annual interest = .05(4000) = 200
to double, we need another \$4000
number of years = 4000/200 = 20
it will take 20 years
check:
simple ... | HuggingFaceTB/finemath | |
How to determine equivalence relation on a set of ordered pair
I'm new to discrete maths and struggling with Relations, need to test the following relations for equivalence on the set X also find an equivalence class if it is equivalence relation.
Ques 1. X = R, x ∼ y <=> 2y < x2 + 1
• For reflexivity
x ∼ x <=> 2x ... | HuggingFaceTB/finemath | |
# math
posted by .
The area of a right triangle is 44m squared. Find the lengths of its legs if one of the legs is 3m longer than the other.
• math -
(1/2)x(x+3) = 44
x is the shorter of the two legs
x^2 + 3x -88 = 0
That factors easily. (Think 11 x 8)
Take the positive root.
• math -
Formula needed is:
A = 1/2(... | HuggingFaceTB/finemath | |
Забыли?
?
# 7.1 nth Roots and Rational Exponents
код для вставкиСкачать
```7.1 nth Roots and Rational
Exponents
Algebra 2
Mrs. Spitz
Spring 2009
Objectives/Assignment
• Evaluate nth roots of real numbers using
both radical notation and rational exponent
notation.
• Use nth roots to solve real-life problems
such ... | HuggingFaceTB/finemath | |
# How do you simplify 3/(x-3) - 1/x?
Sep 11, 2016
(2x+3)/(x(x-3)
#### Explanation:
Find the common denominator which will be $\left(x \left(x - 3\right)\right)$and make equivalent fractions.
$\left(\frac{3}{\left(x - 3\right)} \times \frac{x}{x}\right) - \left(\frac{1}{x} \times \frac{\left(x - 3\right)}{\left(x - ... | HuggingFaceTB/finemath | |
# Estimating using ellipticity
I am trying to estimate, in either direction, the following integral:
$\int_{B} a^{i,j} X_j D_ig dx$ . We are integrating over a unit ball, $B$, and $[a^{i,j}]$ is positive.
I have tried to use ellipticity, but it didn't work. I was wondering if some one can show me: a. How to use elli... | HuggingFaceTB/finemath | |
# Cryptography/ElGamal
ElGamal is one of the simplest cryptosystems based on the discrete logarithm problem. A quick reminder of the discrete logarithm problem - given $g,h\in G$ , such that $h=g^{x}$ , find $x$ . This is a hard problem when dealing with finite sets. ElGamal has a set of public parameters which can be... | HuggingFaceTB/finemath | |
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# A Game of Chance Consists of Spinning an Arrow Which is Equally Likely to Come to Rest Pointing to One of the Number, 1, 2, 3, ..., 12 as Shown in Fig. Below. What is the Probability that It Will Point To A Number Which is Multiple of 3? - CBSE Class 10 - Mathematics
ConceptProbability - A Theoretical Approac... | HuggingFaceTB/finemath | |
# SETS
## By Prof. Masood Amir
### Past Papers from Karachi Board: XI Mathematics
1992.Q.1.(a) (i) IF A={2,3}, B={3,4} AND C={4,5}, Prove that
Ax(BΠC) =(AxB)Π(AxC)
1992.Q.1(a) Let U = {0,1,2,3}, A={0,1), B={1,2}, C={2,3), then prove that
Ax(BUC) = (AxB)U(AxC)
1993. Q.1 (b) Let S={A,B,C,D}, where A={1}, B={1,2},... | HuggingFaceTB/finemath | |
# Line of intersection of two planes
• May 19th 2012, 08:45 AM
Stuck Man
Line of intersection of two planes
2x+3y-5z=0
3x-y+2z=0
I have found the direction vector using the vector product. The answer in the book says the lines goes through point (2,1,1). I think the 0's are a misprint. How do I find that the line goe... | HuggingFaceTB/finemath | |
## Installation
Before starting this tutorial you also need to install the package CellNOptR. You can either install CellNOptR from Bioconductor by typing:
if (!requireNamespace("BiocManager", quietly=TRUE))
install.packages("BiocManager")
BiocManager::install("CellNOptR")
or from our Github:
if (!requireNamespace(... | open-web-math/open-web-math | |
# 2006 AMC 12A Problems/Problem 2
The following problem is from both the 2006 AMC 12A #2 and 2006 AMC 10A #2, so both problems redirect to this page.
## Problem
Define $x\otimes y=x^3-y$. What is $h\otimes (h\otimes h)$?
$\textbf{(A)}\ -h\qquad\textbf{(B)}\ 0\qquad\textbf{(C)}\ h\qquad\textbf{(D)}\ 2h\qquad\textbf{... | HuggingFaceTB/finemath | |
# NumPy Set Operations
## What is a Set
A set in mathematics is a collection of unique elements.
Sets are used for operations involving frequent intersection, union and difference operations.
## Create Sets in NumPy
We can use NumPy’s `unique()` method to find unique elements from any array. E.g. create a set arra... | HuggingFaceTB/finemath | |
# Number TheoryIf a³ ≡ b³ (mod n) then a ≡ b (mod n)
#### KOO
##### New member
Let $a, b \in Z$ and $n \in N$ . Is the following necessarily true?
If $a^3 ≡b^3$(mod n) then $a ≡ b$ (mod n)
I know it's false but I can't think of an counterexample.
##### Well-known member
Re: If $a^3 ≡b^3$(mod n) then $a ≡ b$ (mod n)... | HuggingFaceTB/finemath | |
# Trivial Group is Group
## Theorem
The trivial group is a group.
## Proof
Let $G = \struct {\set e, \circ}$ be an algebraic structure.
### Group Axiom $\text G 0$: Closure
For $G$ to be a group, it must be closed.
So it must be the case that:
$\forall e \in G: e \circ e = e$
$\Box$
### Group Axiom $\text G 1... | HuggingFaceTB/finemath | |
Calculus
# Curve Sketching: Level 3 Challenges
The above graph shows the curves of $x^2$ and $x^3$. Clearly, the line $y=0$ is tangent to both the curves. But there exists another such straight line which is tangent to both the curves. Find the equation of the line.
If the line can be represented in the form $ax+by+... | HuggingFaceTB/finemath | |
# The real and deep meaning of quantifiers in first order logic and set theory
(Before we start, I'm sorry if my english isn't the best, I'm not a native speaker.)
I'm trying to fully understand the language and quantifiers of first order logic and set theory, and here's something that I'm completely struggling with ... | HuggingFaceTB/finemath | |
# wavenumber conversion
## Recommended Posts
Hi I was just wondering if you can help me out on this. Note: this isn't a homework question ok!
How you convert the wavenumber in cm^-1 into nm. I know if it said that you had to convert that wavenumber into nm^-1 it would be X 10^10. You people think that I might have t... | HuggingFaceTB/finemath | |
# 数学代写|微积分代写Calculus代写|MTH125
#### Doug I. Jones
Lorem ipsum dolor sit amet, cons the all tetur adiscing elit
couryes-lab™ 为您的留学生涯保驾护航 在代写微积分Calculus方面已经树立了自己的口碑, 保证靠谱, 高质且原创的统计Statistics代写服务。我们的专家在代写微积分Calculus代写方面经验极为丰富，各种代写微积分Calculus相关的作业也就用不着说。
• Statistical Inference 统计推断
• Statistical Computing 统计计算
• (Gener... | HuggingFaceTB/finemath | |
# Sewing Thread Consumption for Jute Bag
Jute count:
The yarn number or count in the pound per spindle system is the weight in pounds of 14400 yards of yarns is called Jute count. In this article, we will know jute bag sewing thread consumption.
There are different types of stitches in the Jute bag. They are:
1. Hem... | HuggingFaceTB/finemath | |
# 34235 (number)
34,235 (thirty-four thousand two hundred thirty-five) is an odd five-digits composite number following 34234 and preceding 34236. In scientific notation, it is written as 3.4235 × 104. The sum of its digits is 17. It has a total of 3 prime factors and 8 positive divisors. There are 26,560 positive int... | HuggingFaceTB/finemath | |
# Pump Efficiency Calculator
Input the required values in the boxes of this Pump Efficiency Calculator and hit calculate button to find the efficiency of the pump.
HP
HP
Give Us Feedback
Know how efficiently your pump works by using the Pump efficiency calculator online.
Users can easily find the productivity of t... | HuggingFaceTB/finemath | |
## Speed, Time and Distance
#### Speed, Time and Distance
1. By walking 5 of usual speed a student 3
reaches school 20 minutes earlier. Find his usual time.
1. 45 minutes
2. 50 minutes
3. 60 minutes
4. None of these
1. 5/3 of usual speed means 3/5 of usual time as he reaches earlier.
∴ 3 usual time + 20 minutes =... | HuggingFaceTB/finemath | |
## Credits
BSS Education Centre Kanpur (BSS College), Kanpur
Shivam Dixit has created this Calculator and 10+ more calculators!
Jaseem K has verified this Calculator and 50+ more calculators!
## Edge length of hole in Grid given rectangle length and number of holes in length Solution
STEP 0: Pre-Calculation Summary
... | HuggingFaceTB/finemath | |
## Weighted Mean Level Of Agreement
An average is found when a group of factors is added and then divided by the total number of factors. This type of average value determination is not necessarily applicable to the average outcome of an investigation. Displaying survey data using weighted averages may be the best way... | HuggingFaceTB/finemath | |
# Titration Exam Question 1: Calculating Concentration of Undiluted Nitric Acid
• IDK10
In summary: But what does this tell you about the undiluted concentration?Well, it's still very high, but not more than a million times higher than before. In summary, the undiluted concentration of nitric acid is 40.2192 g dm-3.
I... | HuggingFaceTB/finemath | |
+0
# PLS HELP!!!
0
94
2
1. Find a if the point (3,a) is on the line that passes through (-2,7) and (5,-3).
2.A line has the equation y=-2x/3 and passes through the point (2, -3) write the equation for the line in standard form.
3. Let line L_1 be the graph of 5x + 8y = -9. Line L_2 is perpendicular to line L_1 and... | HuggingFaceTB/finemath | |
Physically based animationx
Mechanics
Oct 24, 2013 (4 years and 8 months ago)
87 views
Physically Based Animation
and Modeling
CSE 3541
Matt
Boggus
Overview
Newton’s three laws of physics
Integrating acceleration to find position
Particle Systems
Common forces in physically based animation
Mass and Momentu... | HuggingFaceTB/finemath | |
# Volumes of solid of revolution - Shell method
## Shell Method
Shell method (also known as the method of cylindrical shells) is another method that is used in finding the volume a solid. To be more precise, shell method is used when the rotation of the function creates cylinder-like shells as the cross section. Once... | HuggingFaceTB/finemath | |
# Partial Derivative Calculator
Use the Partial Derivative Calculator below to solve your partial derivative related problems:
Widget credit: https://www.wolframalpha.com
What is a partial derivative?
How do you compute it? For what purposes is it used for?
If you’re looking for answers to questions like these, th... | HuggingFaceTB/finemath | |
# How do you use Riemann sums to evaluate the area under the curve of y = x^2 + 1 on the closed interval [0,1], with n=4 rectangles using midpoint?
$\frac{43}{32}$
${\sum}_{n = 1}^{4} f \left(\frac{2 n - 1}{8}\right) \left(\frac{1}{4}\right) = \frac{1}{4} \left(\frac{1}{64} + 1 + \frac{9}{64} + 1 + \frac{25}{64} + 1 +... | HuggingFaceTB/finemath | |
# 0.05 As a Percent
Come friends, today we will tell you what is 0.05 as a percentage and also we will talk to you from the beginning. How to write 0.05 as a percentage? How to convert 0. 05 decimal to percent? What is the decimal number 0. 05 as a percentage? These are all different questions asking the same thing.
... | HuggingFaceTB/finemath | |
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# Add and Subtract Fractions with Like, Unlike Denominators and Whole Numbers
Apr 9, 2022
The basic mathematical procedures of addition and subtraction are also relevant to fractions. Because we take distinct steps in each situation, it is vital to grasp whether the fractions ha... | HuggingFaceTB/finemath | |
# Indexed family
In mathematics, an indexed family is a collection of values associated with indices. For example, a family of real numbers, indexed by the integers is a collection of real numbers, where each integer is associated with one of the real numbers.
Formally, an indexed family is the same thing as a mathem... | open-web-math/open-web-math | |
Home | | Transmission and Distribution | Performance of Single Phase Short Transmission Lines
# Performance of Single Phase Short Transmission Lines
1. THREE-PHASE SHORT TRANSMISSION LINES, 2. Effect of Load p.f. On Regulation and Efficiency
PERFORMANCE OF SINGLE PHASE SHORT TRANSMISSION LINES
As stated earlier, th... | HuggingFaceTB/finemath | |
# Nablus tower is a multi storey building of 21 stories. These stories produce heavy loads above the soil. This building is relatively heavy if we compared.
## Presentation on theme: "Nablus tower is a multi storey building of 21 stories. These stories produce heavy loads above the soil. This building is relatively he... | HuggingFaceTB/finemath | |
# 180 Days of Math for Fourth Grade Day 31 Answers Key
By accessing our 180 Days of Math for Fourth Grade Answers Key Day 31 regularly, students can get better problem-solving skills.
## 180 Days of Math for Fourth Grade Answers Key Day 31
Directions Solve each problem.
Question 1. Explanation:
Perform addition op... | HuggingFaceTB/finemath | |
## Line segment ON is perpendicular to line segment ML, and PN = 10. Circle O is shown. Line segments M O, N O, and L O are radii.
Question
Line segment ON is perpendicular to line segment ML, and PN = 10.
Circle O is shown. Line segments M O, N O, and L O are radii. Lines are drawn to connects points M and N and po... | HuggingFaceTB/finemath | |
GMAT Question of the Day - Daily to your Mailbox; hard ones only
It is currently 22 Jan 2019, 02:43
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... | open-web-math/open-web-math | |
What is the arclength of f(x)=x-sqrt(e^x-2lnx) on x in [1,2]?
Mar 3, 2017
$L = {\int}_{1}^{2} \sqrt{1 + {\left(1 - \frac{x {e}^{x} - 2}{2 x \sqrt{{e}^{x} - 2 \ln x}}\right)}^{2}} \mathrm{dx} \approx 1.0630$
Explanation:
The arc length of the curve of $f$ on $x \in \left[a , b\right]$ is given by
$L = {\int}_{a}^{b... | HuggingFaceTB/finemath | |
# What is the equation of the line with slope m= -17/25 that passes through (47/5 32/10) ?
##### 2 Answers
Jul 5, 2018
$y = - \frac{17}{25} \cdot x + \frac{1199}{125}$
#### Explanation:
Such an equation has the form
$y = m x + n$ where $m$ is the slope and $n$ the y intercept.
So we get
$y = - \frac{17}{25} \c... | HuggingFaceTB/finemath | |
Purchase Solution
# Software Company Hypothesis Test
Not what you're looking for?
The manager of a computer software company wishes to study the number of hours senior executives spend at their desktop computers by type of industry. The manager selected a sample of five executives from each of three industries. At t... | HuggingFaceTB/finemath | |
Algebra A Math: More Linear Equations in Two Variables
In this series, the student learns about intercepts, perpendicular and parallel lines, and verifying whether a given point satisfies a linear equation. This series of four lessons is used to develop the understanding of the student on the theory behind linear equ... | HuggingFaceTB/finemath | |
# A revelation regarding problem solving especially for tough contests.
1. Apr 7, 2013
### StatOnTheSide
I have recently had a revelation and I have very few people to share it with. It would mean a lot to me if the experienced problem solvers in this forum can pitch in and add to/correct the following paragraph. I ... | HuggingFaceTB/finemath | |
# Counting Sort 2 – HackerRank Solution
In this post, we will solve Counting Sort 2 HackerRank Solution. This problem (Counting Sort 2) is a part of HackerRank Problem Solving series.
Often, when a list is sorted, the elements being sorted are just keys to other values. For example, if you are sorting files by their ... | HuggingFaceTB/finemath | |
## A question on function equality
Hello to every one!
I have a question that came up when I was talking with a fellow mathematician.
I used to say that two functions are equal when the have the same formula and the same domain and codomain.
We read in a book though that two functions are equal when they have the same... | HuggingFaceTB/finemath | |
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# If α,β are acute angles such that (α+β) and (α−β) satisfy the equation tan2θ−4tanθ+1=0, then:
A
α=π4
Right on! Give the BNAT exam to get a 100% scholarship for BYJUS courses
B
β=π6
Right on! Give the BNAT exam to get a 100% scholarship fo... | HuggingFaceTB/finemath | |
# A projectile is shot from the ground at a velocity of 12 m/s and at an angle of (7pi)/12. How long will it take for the projectile to land?
Jun 3, 2017
$2.4$ $\text{s}$
#### Explanation:
We're asked to find the time when the projectile lands when it is launched with a known initial velocity. We need to find the t... | HuggingFaceTB/finemath | |
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# i) Fifty-two hundredths is same as ________ii) What is $20 \div 10$
Last updated date: 19th Jul 2024
Total views: 348k
Views today: 4.48k
Answer
Verified
348k+ views
Hint: Here in this question, we have two sub questions. The first question is ... | HuggingFaceTB/finemath | |
How to help with symbols & formulae
## How to help with symbols & formulae
Find other relevant resources using the WORKSHEET FINDER filter.
# Maths 7-11 years
Some typical maths topics explained for KS2 (Key Stage 2) Maths.
Explaining numbers to children
It is important that pupils have a clear understanding of nu... | HuggingFaceTB/finemath | |
# Algorithms | Searching | Question 6
Which of the following is the correct recurrence for the worst case of Ternary Search?
(A)
T(n) = T(n/3) + 4, T(1) = 1
(B)
T(n) = T(n/2) + 2, T(1) = 1
(C)
T(n) = T(n + 2) + 2, T(1) = 1
(D)
T(n) = T(n – 2) + 2, T(1) = 1
Explanation:
Following is a typical implementatio... | HuggingFaceTB/finemath | |
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by Matt... | HuggingFaceTB/finemath | |
# How many milliliters are in an inch? Best Answer & Tips
If you’ve ever had to measure a liquid in terms of volume, chances are you’ve asked yourself the question – How many milliliters are in an inch? Whether you want precise measurements for laboratory work or just need to evenly distribute baking ingredients, unde... | HuggingFaceTB/finemath | |
33 Transfer Function From Block Diagram
Since the laplace transform is linear we can easily transfer this to the time domain by converting the multiplication to convolution. A system can be defined as a mathematical relationship between the input output and the states of a system.
Block diagrams and their transfer fu... | HuggingFaceTB/finemath | |
# What Is Piston Compression Height, and Why Is It Important?
An engine is the most vital part of a gas powered car. Pistons are main component in that. However, what is piston compression height and why is it important?
If you’re a car enthusiast, you know that the intricacies of auto parts can be daunting and regul... | HuggingFaceTB/finemath | |
# Homework Help: Centripetal Force and maximum force
1. Oct 8, 2008
### uno
1. A front-loading clothes washer has a horizontal drum that is thoroughly perforated with small holes. Assuming it to spin dry at 1 rotation per second, have a radius of 42 cm, and contain a 3.9 kg wet Teddy bear, what maximum force is exer... | HuggingFaceTB/finemath | |
## Section Exercises
1. Define a parabola in terms of its focus and directrix.
2. If the equation of a parabola is written in standard form and $p$ is positive and the directrix is a vertical line, then what can we conclude about its graph?
3. If the equation of a parabola is written in standard form and $p$ is nega... | HuggingFaceTB/finemath | |
Subject: Question Name: GG Who are you: Student The sum of two numbers is 30 and the product of the same two numbers is 221. Find the two numbers. Hi GG. 15 + 15 is 30, but 15 times 15 is 225, so one of the numbers is higher than 15 and one of the numbers is lower than fifteen. We'll try to find the lower number (becau... | HuggingFaceTB/finemath | |
Paul's Online Notes
Home / Calculus II / Integration Techniques / Integrals Involving Roots
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You appear to be on a device with a "narrow" screen width (i.e. you are probably on a mobile phone). Due to the nature of the mathematics on this site it is best vie... | HuggingFaceTB/finemath | |
# nLab Sandbox
$\to$
# Coend calculus
Guest post by Fosco Loregian and Bryce Clarke.
Pastro, Craig, and Ross Street. Doubles for monoidal categories. Theory and applications of categories 21.4 (2008): 61-75.
Coend calculus rules the behaviour of certain universal objects associated to functors of two variables $T ... | open-web-math/open-web-math | |
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Maths IGCSE Notes 19.12.06
# Maths IGCSE Notes 19.12.06
Ratings: 0|Views: 5,591|Likes:
Notes for Maths Edexcel iGCSE
Notes for Maths Edexcel iGCSE
### Avail... | HuggingFaceTB/finemath | |
GMAT Question of the Day - Daily to your Mailbox; hard ones only
It is currently 19 Jan 2019, 02:20
### 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.
Customize... | HuggingFaceTB/finemath | |
# How to calculate the moment of inertia of a bar with two masses on it?
• Davidllerenav
#### Davidllerenav
Homework Statement
A bar of length ##L##, width ##a## and mass ##M## revolves around its center, with 2 cylinders of radio ##r## and mass ##m## anchored to each of its ends at a distance d from the center of t... | HuggingFaceTB/finemath | |
2) Consider the following two propositions:
p: It snows tonight.
q: I will stay home.
Use negation (~), conjunction (˄), disjunction (˅), and/or implication (→) to construct a logical equivalence of p→q.
Construct the truth table for both statements and explain how the truth tables establish logical equivalences.
... | HuggingFaceTB/finemath | |
# Minimum number of shopping trips for a group of people to buy presents for each other
We have a group of $n$ people. We are given a list of who must buy presents for whom within the group. Each person might need to buy/receive any number of presents, or possibly none at all. In a shopping trip, a subset of the peopl... | HuggingFaceTB/finemath | |
Classical Mechanics
Projectile motion - beginners
A $9 \text{ kg}$ body is projected horizontally at $12 \text{ m/s}$ from a height of $245 \text{ m}.$ What is the magnitude of the body's vertical velocity when it strikes the ground?
The air resistance is negligible and the gravitational acceleration is $g = 10 \te... | HuggingFaceTB/finemath | |
# How do you solve 3x^2 - 2x = 4 using the quadratic formula?
Feb 27, 2016
The solutions are :
color(blue)(x=(1+sqrt13)/3
color(blue)(x=(1-sqrt13)/3
#### Explanation:
$3 {x}^{2} - 2 x - 4 = 0$
The equation is of the form color(blue)(ax^2+bx+c=0 where:
$a = 3 , b = - 2 , c = - 4$
The Discriminant is given by:
$\D... | HuggingFaceTB/finemath | |
## 8.1 Simple exponential smoothing
The simplest of the exponentially smoothing methods is naturally called simple exponential smoothing (SES)13. This method is suitable for forecasting data with no clear trend or seasonal pattern. For example, the data in Figure 8.1 do not display any clear trending behaviour or any ... | HuggingFaceTB/finemath | |
After discussing with some friends on StartupSeeds, I came up with a generalized random sub array algorithm.
This algorithm can be implemented with different data-structures, and it’s complexity is $$O(n)$$ or $$O(k\log\space k)$$ for 2 specific implementations.
We need a data-structure that can contain integers.
It m... | open-web-math/open-web-math | |
# Euler's totient function
• Nov 4th 2010, 10:28 PM
kimberu
Euler's totient function
If n=rs, r>2 and s>2, gcd(r,s)=1, show $a^{\phi(n)/2}$ ≡ 1 (mod n).
I really have no ideas -- something with Euler's Criterion maybe? -- any help would be appreciated. Thanks.
• Nov 4th 2010, 11:09 PM
roninpro
You should try using th... | HuggingFaceTB/finemath | |
X
X
# Calculate the Least Common Multiple or LCM of 52 and 2590
The instructions to find the LCM of 52 and 2590 are the next:
## 1. Decompose all numbers into prime factors
52 2 26 2 13 13 1
2590 2 1295 5 259 7 37 37 1
## 2. Write all numbers as the product of its prime factors
Prime factors of 52 = 22 . 13 Pr... | HuggingFaceTB/finemath | |
# How to Create a Prediction Interval in R
A linear regression model can be useful for two things:
(1) Quantifying the relationship between one or more predictor variables and a response variable.
(2) Using the model to predict future values.
In regards to (2), when we use a regression model to predict future value... | HuggingFaceTB/finemath | |
NCERT solution for class 9 maths lines and angles ( Chapter 6)
Solution for Exercise 6.1
1.In figure, lines AB and CD intersect at O. If $$\angle{AOC}$$ + $$\angle{BOE}$$ = $$70^\circ$$ and $$\angle{BOD}$$ = $$40^\circ$$, find $$\angle{BOE}$$ and reflex $$\angle{COE}$$.
Here, $$\angle{AOC}$$ and $$\angle{BOD}$$ are ... | open-web-math/open-web-math | |
# Which normal force for friction?
Two objects are stacked on each other with a nonzero coefficient of static friction between them, and the bottom block sits on a frictionless table. A force is applied rightward to the bottom block, and the right block moves along with it due to the static friction they exert on each... | HuggingFaceTB/finemath | |
# Tamil Nadu 11th Physics Model Question Paper 5 English Medium
Students can Download Tamil Nadu 11th Physics Model Question Paper 5 English Medium Pdf, Tamil Nadu 11th Physics Model Question Papers helps you to revise the complete Tamilnadu State Board New Syllabus and score more marks in your examinations.
## TN St... | HuggingFaceTB/finemath | |
# Signed Array Divider
Our objective is to divide A by B where both A and B can be positive or negative. The division operation can be expressed as by the following equation by considering 4 bit data width. where Q is the quotient and R is the remainder. The division operation is carried out by subsequent stages where... | HuggingFaceTB/finemath | |
The formula for calculating the LC low pass is: $$\frac{V_{out}}{V_{in}} = \frac{1}{1 – \omega^2 LC}$$ In the calculation $$L$$ is added, the inductance of the coil. Filter Function with Low Pass Filter. Now, anyone who remembers high school maths will notice that the above statement can have a value of zero for certai... | HuggingFaceTB/finemath | |
# Flags of Mathland
## 10 thoughts on “Flags of Mathland”
1. Your brain is a scary, beautiful place!!!
2. Doug M says:
The flag of Nepal really should be here.
From wikipedia
https://en.wikipedia.org/wiki/Flag_of_Nepal
National Flag
(A) Method of Making the Shape inside the Border
(1) On the lower portion of a ... | HuggingFaceTB/finemath | |
ML Aggarwal Class 6 Solutions Chapter 3 Integers Ex 3.1 for ICSE Understanding Mathematics acts as the best resource during your learning and helps you score well in your exams.
## ML Aggarwal Class 6 Solutions for ICSE Maths Chapter 3 Integers Ex 3.1
Question 1.
Write the opposite of the following:
(i) Loss of ₹ 500... | HuggingFaceTB/finemath | |
Image source
Have you ever observed a flower closely? Did you ever know that mathematics hold the key to the nature too? How much ever intriguing it may be, the fact is that flowers are a lot more than just pretty structures. They depict the true art of nature and are created using their own secret formula – a magic s... | HuggingFaceTB/finemath | |
# How to predict how the time series behaves in the future?
I was wondering how a statistician estimates how a time series continues. Namely, which is more accurate way to estimate the series?
1. Draw a line between start and end points of the time series data and use the value that the line shows from the future est... | HuggingFaceTB/finemath |
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