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Blog of Andrés Aravena
# The Biologist Toolbox: Simulating Systems on the computer
01 April 2018
Once we have a description of a system, and a nice drawing to represent it, we can answer some interesting questions. One of the most common questions is what is the behavior of the system? In other words, we usually wan... | HuggingFaceTB/finemath | |
## Thursday, October 22, 2009
### Good Hand
Pretend you have five cards: a ten, a jack, a queen, a king and an ace. Shuffle the cards together, then place the cards facedown. Select four cards, returning each card and re-shuffling the deck after each pick, what kind of hand would you more likely draw: four aces or a ... | HuggingFaceTB/finemath | |
# Electric Field inside a regular polygon with corner charges
If we have equal charges located at the corners of a regular polygon, then the electric field at its center is zero. Are there other points inside a polygon where the field vanishes? The simplest case would be an equilateral triangle of equal charges. I tho... | HuggingFaceTB/finemath | |
# Algorithms
Currently, when GAP is calculating the minimum distance, it examines the weight of every possible linear combination of rows in . The following algorithm is much faster.
Algorithm 1
1. After replacing by a permutation equivalent , one may assume the generator matrix has the following form , for some matr... | HuggingFaceTB/finemath | |
The previous post on Proxy / Cross Hedging left open an important question: how to choose an appropriate hedge instrument, especially amongst several alternatives. Prior to diving into full exploratory data analysis for proxy hedging (in a forthcoming post), this question is worth careful consideration.
One way to app... | open-web-math/open-web-math | |
# What is Variance and why is it important in sports betting?
Variance is a key element in profitable sports trading. Learn how it works and improve your sports betting strategies today!
# The Law of Large Numbers for Sports Betting
If you've read our article on value betting, you've learned how edges occur in sport... | HuggingFaceTB/finemath | |
## Thomas' Calculus 13th Edition
$({\bf u}\times{\bf v}) \cdot{\bf w}= ({\bf v}\times{\bf w}) \cdot {\bf u} = 8$ (the equality stands) $V=8$
${\bf u}\times{\bf v}=({\bf i+j-2k})\times({\bf -i-k})=\left|\begin{array}{lll} {\bf i} & {\bf j} & {\bf k}\\ 1 & 1 & -2\\ -1 & 0 & -1 \end{array}\right|$ $=(-1-0){\bf i}-(-1-2){... | HuggingFaceTB/finemath | |
# Quick Answer: What is the probability that one of the dice is showing a 5?
Contents
## What is the probability of rolling a 1 or a 5 on a die?
That means both show a 2, 3, 4, or 6. Thats (4/6)2. Hence the probability that at least one shows a 1 or 5 is 1−(2/3)2=5/9.
## What is the probability of a die showing a 2... | HuggingFaceTB/finemath | |
# Line Graph: Exercise-4
#### Overview:
Questions and Answers Type: MCQ (Multiple Choice Questions). Main Topic: Data Interpretation. Data Interpretation Sub-topic: Line Graph Questions and Answers. Number of Questions: 5 Questions with Solutions.
Directions: Study the following graph carefully and answer the quest... | open-web-math/open-web-math | |
# Search Our Content Library
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Number Sense
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Base-Ten Blocks
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Base-Ten Blocks
Use this lesson to introduce the tool of base-ten blocks to your students. This scaffolded EL support lesson can be used as a stand-alone activity, or prior to teaching Three-Digit Addi... | HuggingFaceTB/finemath | |
# CBSE Class 10 Mathematics Sample Paper 2017 Set P
Read and download PDF of CBSE Class 10 Mathematics Sample Paper 2017 Set P designed as per the latest curriculum and examination pattern for Class 10 issued by CBSE, NCERT and KVS. The latest Class 10 Mathematics Sample Papers have been provided with solutions so tha... | HuggingFaceTB/finemath | |
# Simplify and solve the linear equation 3( t - 3 ) = 5( 2t + 1)
710 views
Simplify and solve the linear equation
3( t - 3 ) = 5( 2t + 1)
by (24.8k points)
selected
3( t - 3 ) = 5( 2t + 1 )
⇒ 3t − 9 = 10t + 5 (Opening the brackets)
⇒ −9 − 5 = 10t − 3t
⇒ −14 = 7t
⇒ t = -14/7
⇒ t = -2 | HuggingFaceTB/finemath | |
## Monthly Archives: June 2018
### Pre RMO Practice question: 2018: How long does it take for a news to go viral in a city? And, a cyclist vs horseman
Problem 1:
Some one arrives in a city with very interesting news and within 10 minutes tells it to two others. Each of these tells the news within 10 minutes to two o... | HuggingFaceTB/finemath | |
Algebra
Equations
Inequalities
Calculus
Matrices
Graphs
Numbers
#### Equations : Quadratics
Step 1 : Enter a quadratic function in terms of x.
f(x) = e.g. 3x^2 - 5x - 1
Step 2 : Choose a command relating to the function f(x) you entered above.
Factor f(x).
Solve f(x) = 0 by : (i) Factoring the quadrati... | HuggingFaceTB/finemath | |
or
# The length of the tangent to the circle x^(2)+y^(2)-2x-y-7=0 from (-1, -3), is
Question from Class 12 Chapter Circles
Apne doubts clear karein ab Whatsapp par bhi. Try it now.
Watch 1000+ concepts & tricky questions explained!
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`sqrt(8)``2sqrt(2)`48
B
Sol... | HuggingFaceTB/finemath | |
# SIGN Function explained with examples step by step
Excel : SIGN Function is extremely impressive.Excel is a major asset for any business, but it won’t hold the same value if analyst is not aware of functions available. Most people still use Excel in very basic form as a data entry tool. This post looks at how to pro... | HuggingFaceTB/finemath | |
×
×
# Multiple choice: Select the best answer for Exercises 101 to 105. . Each entry in a ISBN: 9781464108730 488
## Solution for problem 104 Chapter 6.3
The Practice of Statistics | 5th Edition
• Textbook Solutions
• 2901 Step-by-step solutions solved by professors and subject experts
• Get 24/7 help from StudySou... | HuggingFaceTB/finemath | |
304 North Cardinal St.
Dorchester Center, MA 02124
# Set Mutations Hacker Rank solution – Queslers
### Problem : Set Mutations Hacker Rank solution
We have seen the applications of union, intersection, difference and symmetric difference operations, but these operations do not make any changes or mutations to the s... | HuggingFaceTB/finemath | |
# P2-E002¶
You are encouraged to familiarise yourself with a few topics prior to the exercise. The background section will provide you with some basic information and pointers. The exercise itself is designed to give you some practice in working with these concepts to give you a more intuitive grasp of them. The teach... | HuggingFaceTB/finemath | |
# bayesian vs frequentist probability
According to Pekelis, So, the biggest distinction is that Bayesian probability specifies that there is some prior probability. On a side note, we discussed discriminative and generative models earlier. P(A) = n/N, where n is the number of times event A occurs in N opportunities. T... | open-web-math/open-web-math | |
# LINR 3 | Lesson 1 | Making Connections Below is information about 5 linear systems represented in different ways. The first is the Sally/Arnie race. Fill-out the table for the next four (you are encouraged to use Desmos.com). Show how you solved the problem using each representation. Student Worksheet (Your work shou... | HuggingFaceTB/finemath | |
# Calculating a Gini Coefficient
For whatever reason none of the python packages have a function to calculate the Gini coefficient, which is a fairly standard metric for inequality used in economics circles. I wrote this function but I wanted to explain if first.
##### A quick example
Let's say that we have four ind... | HuggingFaceTB/finemath | |
Share facts or photos of intriguing scientific phenomena. # List of Different Types of Geometric Shapes with Pictures
We come across different types of objects and materials that are fundamentally governed by specific geometric aspects, which make them appear unique in their own manner. This ScienceStruck article wil... | HuggingFaceTB/finemath | |
Cody
# Problem 3019. Calculator spelling - Letters to Numbers
Solution 608658
Submitted on 30 Mar 2015 by J.R.! Menzinger
This solution is locked. To view this solution, you need to provide a solution of the same size or smaller.
### Test Suite
Test Status Code Input and Output
1 Pass
%% n = 35007; word = 'LOOSE... | HuggingFaceTB/finemath | |
# How do you find centripetal force without knowing velocity?
## Homework Statement
A tetherball goes around the pole at a constant velocity. The rope has a 2m length, makes a 30 degree angle below the horizon and the ball's mass is .5 kg.
## Homework Equations
F(gravity)=m*a
F(centripetal)=mv^2/r
## The Attempt ... | HuggingFaceTB/finemath | |
## approximative Laplace
August 17, 2018
By
I came across this question on X validated that wondered about one of our examples in Monte Carlo Statistical Methods. We have included a section on Laplace approximations in the Monte Carlo integration chapter, with a bit of reluctance on my side as this type of integral a... | open-web-math/open-web-math | |
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7 months ago
# Mathematical Statistics with Applications, Seventh Edition
www.downloadslide.com 8.4 Evaluating the Goodness of a Point Estimator 399 It follows that [ ] E(S ′2 ) = 1 n∑ n E (Y i − Y ) 2 = 1 n (n − 1)σ 2 = i=1 ( n − 1 n ) σ 2 and that S ′2 is biased because E(S ′2 ) ≠ σ 2 . However, [ ] E(S 2 ) =... | HuggingFaceTB/finemath | |
Conversion formula
The conversion factor from gallons to liters is 3.7854118, which means that 1 gallon is equal to 3.7854118 liters:
1 gal = 3.7854118 L
To convert 90 gallons into liters we have to multiply 90 by the conversion factor in order to get the volume amount from gallons to liters. We can also form a simp... | HuggingFaceTB/finemath | |
# Point (geometry)
In modern mathematics, a point refers usually to an element of some set called a space.
More specifically, in Euclidean geometry, a point is a primitive notion upon which the geometry is built. Being a primitive notion means that a point cannot be defined in terms of previously defined objects. Tha... | HuggingFaceTB/finemath | |
# Complex vector X, X=point in 3D phase space, X*X = 0.
Gold Member
## Main Question or Discussion Point
Let X=(x1, x2, x3) be an element of the vector space C^3. The dot product of X with itself, X·X, is (x1x1+x2x2+x3x3). Note that if x1=a+ib then x1x1=x1^2 = a^2 - b^2 + i(2ab), rather that a^2+b^2, which is x1 tim... | HuggingFaceTB/finemath | |
GMAT Question of the Day: Daily via email | Daily via Instagram New to GMAT Club? Watch this Video
It is currently 20 Jan 2020, 02:28 ### 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 Pre... | HuggingFaceTB/finemath | |
# Circuit that is both parallel and in series
1. Jul 23, 2006
### tigerguy
Determine the power dissipated in the 9 ohm resistor in the circuit shown in the drawing. (R1=4.0 Ohms, R2=9.0 Ohms, and V1=9V).
When trying to solve this problem, I tired to add the resistance of the bottom two as if they were in series, an... | HuggingFaceTB/finemath | |
# Using existential instantiation on a universally quantified given
I'm trying to prove the following exercise of How to Prove it: A structured Approach (Section 3.4, exercise 19):
Suppose A, B and C are sets. Prove that A $\triangle$ B and C are disjoint iff A $\cap$ B = B $\cap$ C.
The answer to the proof goes lik... | HuggingFaceTB/finemath | |
Elementary Mathematics-Science SMILE Meeting
08 May 2001
Notes Prepared by Porter Johnson
Section A: [K-5]
Betty Marshall [Gregory School, 4th grade] Handout: Glue Goo, developed by Lynn Higgins [708] 447-6339
put the following items on the front table:
• 20 Mule Team Laundry Booster™
• Elmer's Glue A™
• water in co... | HuggingFaceTB/finemath | |
## Cornering Forces and Friction
Here's a question that seems more applicable than the usual high-school physics problem in ballistics, where you throw rocks at certain angles while neglecting air resistance: How fast can you drive a car around a turn before you lose traction and slide out?
This obviously depends on ... | HuggingFaceTB/finemath | |
# Understanding some math relating to Euler #12
Note that this question contains some spoilers.
A solution for problem #12 states that
"Number of divisors (including 1 and the number itself) can be calculated taking one element from prime (and power) divisors."
The (python) code that it has doing this is `num_facto... | HuggingFaceTB/finemath | |
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# Heat Rate Formula
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Last updated date: 19th Sep 2024
Total views: 354.3k
Views today: 7.54k
## What is the Heat Rate Formula?
The heat rate is the entire amount of energy required by an electric generator or power plant to create o... | HuggingFaceTB/finemath | |
# assn4 - X denote the number of heads ²ipped. Then the pmf...
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Math 361, Problem set 4 Due 9/20/10 1. (1.4.26) Person A tosses a coin and then person B rolls a die. This is re- peated independently until a head or one of the numbers 1 , 2 , 3 , 4 appears, a... | HuggingFaceTB/finemath | |
Product Markets >> Elasticity
### Price Elasticity of Supply
• Formula: Es = % change in Qs ÷ % change in price
• Example 1:
• Let us say the change in price is 2 %, and the resultant change in Qs is 2%. Thus Es = 2/2 = 1. (Unit elasticity)
• Example 2:
• Let us say the change in price is 4.5 %, and the resultant ... | HuggingFaceTB/finemath | |
### Home > APCALC > Chapter 10 > Lesson 10.1.7 > Problem10-86
10-86.
Examine the integrals below. Consider the multiple tools available for integrating and use the best strategy for each part. Evaluate each integral and briefly describe your method.
1. $\int \operatorname { sin } ^ { 2 } ( x ) \operatorname { cos ... | HuggingFaceTB/finemath | |
# 912Algebra_CED_Functions_LessonPlan
A template of the talk frame was used to plan a lesson for algebra students learning about composite functions. Students are given a problem in which they make a weekly salary, plus commission, two functions, and two possible function compositions to represent the commission. The ... | HuggingFaceTB/finemath | |
# Free The Supply Curve 03 Practice Test - 11th Grade - Commerce
When the prices of a good increases, ______
A.
Quantity demanded increases
B.
Quantity demanded decreases
C.
Quantity supplied increases
D.
Quantity supplied decreases
#### SOLUTION
Solution : B and C
When the prices of a good increases, the q... | HuggingFaceTB/finemath | |
### The sum of first five multiples of 3 is:
A. 45 B. 65 C. 75 D. 90 Answer: Option A
### Solution(By Apex Team)
\begin{aligned}S_n&=[2a+(n-1)d]\times\frac{n}{2}\\ \Rightarrow S_5&=[2\times3+(5-1)3]\times\frac{5}{2}\\ \Rightarrow S_5&=[6+12]\times\frac{5}{2}\\ \Rightarrow S_5&=18\times\frac{5}{2}\\ \Rightarrow S_5&... | HuggingFaceTB/finemath | |
# Salute to great Karpekar
The following note I am writing is for real maths lovers i.e. who love to learn new concepts .
I want to write about "Karpekar's Constant"
1) First I would like to mention a simple experiment of playing with numbers.
2) Take any 4-digit number. Eg: Lets take 6384
3) Now arrange this numb... | HuggingFaceTB/finemath | |
Solve $2^x+4^x=2$
This is the equation, but the result is different from wolframalpha:
$$2^x+4^x=2$$ $$2^x+2^{2x}=2^1$$ $$x+2x=1$$ $$x=\frac{1}{3}$$
WolframAlpha: $x=0$
Where is the error?
• The error is in the step $2^x+2^{2x}=2^1\implies x+2x=1$ which is not true. You can't just take out the exponents this way. ... | open-web-math/open-web-math | |
Site Navigation On the Rebound (Statistics)
Objective: Students will write the equation of an exponential function using data from an experimental situation.
Prior Knowledge: Students should be able to transform exponential data in order to write a linear regression, and then be able to t... | HuggingFaceTB/finemath | |
# Root of 654253
#### [Root of six hundred fifty-four thousand two hundred fifty-three]
square root
808.8591
cube root
86.8124
fourth root
28.4404
fifth root
14.5596
In mathematics extracting a root is declared as the determination of the unknown "x" in the following equation $y=x^n$ The result of the extraction of t... | HuggingFaceTB/finemath | |
# Difference between revisions of "2020 AMC 10A Problems/Problem 20"
The following problem is from both the 2020 AMC 12A #18 and 2020 AMC 10A #20, so both problems redirect to this page.
## Problem
Quadrilateral $ABCD$ satisfies $\angle ABC = \angle ACD = 90^{\circ}, AC=20,$ and $CD=30.$ Diagonals $\overline{AC}$ an... | open-web-math/open-web-math | |
1. Variance, and Standard Deviation
I have the following problem I'm working on and although I understand the formula's for mean, variance, and standard deviation I don't know which numbers need to be plugged into the formulas.
Here's the Probability Model
# of transactions 0 1 2 3 4 5
Number of Clients56 122 180 14... | HuggingFaceTB/finemath | |
The marginal product of a factor of production is generally defined as the change in output resulting from a unit or infinitesimal change in the quantity of that factor used, holding all other input usages in the production process constant.. This calculator helps you estimate your average tax rate, your tax bracket, a... | HuggingFaceTB/finemath | |
# Prime numbers
Today we will explore numbers with only two factors and define these as prime numbers. We will then play a game that involves making arrays and identifying prime numbers up to 20. Our independent task to conclude the lesson will require all prime numbers up to 100 to be identified by using a range of c... | 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
### MEAP Preparation - Grade 7 Mathematics4.39 Addition and Subtraction of Lengths of Line Segments
Directions: Using above figure, solve the following ... | HuggingFaceTB/finemath | |
# SICP - exercise 1.7 better end test for square root approximation
Here is exercise 1.7 from SICP:
Exercise 1.7
The good-enough? test used in computing square roots will not be very effective for finding the square roots of very small numbers. Also, in real computers, arithmetic operations are almost always perform... | HuggingFaceTB/finemath | |
# Question about Abelian group proof
I prove that if $G$ is Abelian group so if $a,b\in G$ has a finite order so $ab$ has a finite order to.. (Maybe later I'll upload here my proof to see of she is correct....)
Now, I have to show that this is false if the group is not Abelian group with those 2 matrices: $\begin{bma... | HuggingFaceTB/finemath | |
Lesson Explainer: Newton’s Third Law of Motion | Nagwa Lesson Explainer: Newton’s Third Law of Motion | Nagwa
# Lesson Explainer: Newton’s Third Law of Motion Mathematics
In this explainer, we will learn how to solve problems on Newton’s third law.
An understanding of Newton’s first and second laws of motion is impo... | HuggingFaceTB/finemath | |
What Fraction is That? Fraction Circles
2 teachers like this lesson
Print Lesson
Objective
The students will be able to identify the fractional part of a whole
Big Idea
Keep it simple sweetie to get the big picture - fractions
Diving in to Dividing Up Fractions Circles
30 minutes
Once your students have an unde... | HuggingFaceTB/finemath | |
## Conversion formula
The conversion factor from years to seconds is 31536000, which means that 1 year is equal to 31536000 seconds:
1 yr = 31536000 s
To convert 11.6 years into seconds we have to multiply 11.6 by the conversion factor in order to get the time amount from years to seconds. We can also form a simple ... | HuggingFaceTB/finemath | |
## Excess Pressure on Curved Surface of a Liquid and inside Liquid Drop and Shape of Liquid Surface Meniscus
Subject: Physics
#### Overview
If the liquid meniscus is horizontal there is no net force normal to the surface on the molecules lying on the upper surface . If the liquid meniscus is horizontal there is no n... | open-web-math/open-web-math | |
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# Answer to Question #114152 in Mechanics | Relativity for Feker
Question #114152
A 1000kg car has four 10kg wheels. When the cars moving what fraction of its total kinetic energy is due to rotation of the wheels about their axles? Assume that the wheels... | HuggingFaceTB/finemath | |
# How to find length of digits in an integer?
In Python, how do you find the number of digits in an integer?
• I don't understand your question. Did you mean the size of an integer? Do you want to find the number of digits? Please clarify. – batbrat Feb 3 '10 at 4:59
If you want the length of an integer as in the nu... | HuggingFaceTB/finemath | |
# Slope Intercept Form Calculator
Find the slope intercept equation of a line (y=mx+b or y=mx+c) from two points with this slope intercept form calculator.
Coordinates of Point 1 (x1,y1):
x=
y=
Coordinates of Point 2 (x2,y2):
x=
y=
Fill in the coordinates of two points to calculate the slope intercept
in y=mx+b for... | HuggingFaceTB/finemath | |
# How to Use Excel Formula to Find Last Row Number with Data (2 Ways)
Get FREE Advanced Excel Exercises with Solutions!
In this tutorial, we will demonstrate how to use an excel formula to find the last row number with data. While working in Microsoft Excel we might need to know the last row number from a data range.... | HuggingFaceTB/finemath | |
### The Age Of The Universe
The Age of the Universe INTRODUCTION: The goal of the project is to find the age of the universe according to the theory that there were equal amounts of the two uranium isotopes U235 and U238 at the time of the Big Bang. At present, there are 137.7 U238 atoms for each atom of U235. We know... | HuggingFaceTB/finemath | |
# Thread: math problem - for me!
1. ## math problem - for me!
trying to solve for n on an equation with 2 vars (n and x). It's been a while since my algebra and I'm stuck. if you have ((x+2)/(n+4))*(1-((x+2)/(n+4))) the first term is obviously ((x+2)/(n+4))- but how do you square (x+2)/(n+4)?
2. ## Re: math problem ... | HuggingFaceTB/finemath | |
+0
# A circle is drawn that intersects all three sides of triangle PQR as shown below. Prove that if AB = CD = EF, then the center of the circle
+2
901
4
A circle is drawn that intersects all three sides of triangle PQR as shown below. Prove that if AB = CD = EF, then the center of the circle is the incenter of tria... | HuggingFaceTB/finemath | |
#### Read Microsoft Word - Document5 text version
`Le sson 1 0: Almost a Doub leLesson Level: TWO & THREELe sson Object ive s· · · To use an understanding of doubles relationships to work with near-doubles. To build understanding of the almost-double combinations (that are built upon the doubles anchors) to help s... | HuggingFaceTB/finemath | |
Mathematics
# Line and Bar Graphs Application
190 views
## Table of Contents
1 Introduction 2 Types of Graphical Representation 3 Bar Graphs & its types 4 LineGraphs & its types 5 Applications in Real Life 6 Summary 7 FAQs
28 October 2020
Read time: 5 minutes
## Introduction
The purpose of a graph is to show a... | HuggingFaceTB/finemath | |
October 3rd, 2016
What is a computer?
Summary of last week
Is a general purpose device that can
• read, process and write numbers
• (and things that can be represented by numbers)
• to and from the memory
• following a program stored also in the memory
• many simple steps
Changing the program changes the purpose o... | HuggingFaceTB/finemath | |
# Finding general solution to differential equation $y-3y^{7}=(y^{3}+6x)y'$
I have a question where I need to find the general solution of the differential equation $y-3y^{7}=(y^{3}+6x)y'$, where the solution is in the form $F(x,y)=C$. I am only concerned about finding $F(x,y)$, and I have been advised to rewrite this... | HuggingFaceTB/finemath | |
# 7B: Math
Lesson 7 has three parts A, B, C which can be completed in any order.
So far, we have performed math calculations using Python's operators +, -, */ and the functions max and min. In this lesson we will see some more operators and functions and learn how to perform more complex calculations.
## Math Opera... | HuggingFaceTB/finemath | |
# radix sort + quicksort principle
• As all elements occurs 3 times except only one, then we can think about that using bit sort of all elems, use >> operation of all elems and sort all elems, then surely, 0 group will have a(a%3==0) elements or 1 group have a(a%3==0) elements.
example:
2 (010),3(011),5(101),5(101),2(... | HuggingFaceTB/finemath | |
## Solve the equation and verify the result : 4 – 4(x – 5 ) = 2(2 – x ) – 6
Question
Solve the equation and verify the result : 4 – 4(x – 5 ) = 2(2 – x ) – 6
in progress 0
1 month 2021-08-17T16:57:44+00:00 2 Answers 0 views 0
x=13
mark as Brilliant
Step-by-step explanation:
4-4(x-5) = 2(2-x)-6
4-4x+20=4-2x-6
... | HuggingFaceTB/finemath | |
Online since 2002. Over 3300 puzzles, 2600 worldwide members, and 270,000 messages.
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hw1sol
# hw1sol - Math 280A Fall 2011 Homework 1 Solutions 1...
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# How do you find all local maximum and minimum points using the second derivative test given y=2+3x-x^3?
Jan 4, 2017
maximum at (1,4) and minimum at (-1,0)
#### Explanation:
$y = 2 + 3 x - {x}^{3}$
$\frac{\mathrm{dy}}{\mathrm{dx}} = 3 - 3 {x}^{2}$
the local may be maximum or minimum when
$\frac{\mathrm{dy}}{\math... | HuggingFaceTB/finemath | |
#### lost and found
##### New member
The problem ask "to find the values of x and y that ensure quadriliteral is parallelogram.
First one looks like this:
Code:
____
/ /
/ /
/_____/
In a bigger version. The left parallel side is said to have a value of 4. The site oposite to that one is 4x-y. The top side... | HuggingFaceTB/finemath | |
### Home > A2C > Chapter 11 > Lesson 11.3.1 > Problem11-128
11-128.
For each equation below, identify the shape of the graph, list all of the necessary information, and sketch a graph.
1. $\frac { ( x - 1 ) ^ { 2 } } { 9 } + \frac { y ^ { 2 } } { 4 } = 1$
What does the parent graph look like? Notice the terms are a... | HuggingFaceTB/finemath | |
Welcome to Subscribe On Youtube
Formatted question description: https://leetcode.ca/all/980.html
980. Unique Paths III
Hard
Description
On a 2-dimensional grid, there are 4 types of squares:
• 1 represents the starting square. There is exactly one starting square.
• 2 represents the ending square. There is exactl... | HuggingFaceTB/finemath | |
Dear Students,
Quantitative Aptitude Questions for Syndicate and Canara Bank PO
Quantitative Aptitude Section has given heebie-jeebies to the aspirants when they appear for a banking examination. As the level of every other section is only getting complex and convoluted, there is no doubt that this section, too, make... | HuggingFaceTB/finemath | |
# Improper Integrals
Exam 2 Wed Mar 1: 7pm-7:50pm in ?? Today: 7.8 Improper Integrals Monday - president's day holiday (and almost my bday) Next -- 11.1 sequences
Example 5.7.1 Make sense of . The integrals make sense for each real number . So consider Geometrically the area under the whole curve is the limit of t... | HuggingFaceTB/finemath | |
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ECE535_10S_hw5soln
# ECE535_10S_hw5soln - ECE 535 DISCRETE TIME SYSTEMS HOMEWORK...
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ECE 535 DISCRETE TIME SYSTEMS SPRING 2010 HOMEWORK ASSIGNMENT #5 Solutions 1. (a) We determine values of ζ = 0 . 6... | HuggingFaceTB/finemath | |
A perfect octave between two Mangoij's
Inverse unison - P8 12 0 2:1[1] 1200[1] 1200[1]
In music, an octave (Latin: octavus: eighth) or perfect octave (sometimes called the diapason)[2] is the interval between one musical pitch and another with double its frequency. The octave relationship is a natural phenomenon that ... | HuggingFaceTB/finemath | |
Home » Liters to Milliliters » 1.715 L to mL
# 1.715 L to mL
Table of Contents
Welcome to 1.715 L to mL! 🙂
The L is the international systems of units’ symbol for the unit of volume liter.
In turn, the m is the SI prefix for milli which stands for 1/1000.
Instead of L, the lowercase l and the script lowercase ℓ ... | HuggingFaceTB/finemath | |
# Tip Calculator
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## How much is a 20 percent tip on \$317.79? How to calculate this tip?
Are you looking for the answer to this question: How much is a 20 percent tip on \$317.79? Here is the answer.
Let's s... | HuggingFaceTB/finemath | |
# DATEDIF in Excel: The Comprehensive Guide
Do you work with dates in Microsoft Excel? If yes, then you might have come across a function called DATEDIF. This function is not very commonly used but can be useful for specific calculations. This article will explore everything you need to know about the DATEDIF in Exce... | HuggingFaceTB/finemath | |
# [leetcode] 547. Number of Provinces _ Algorithm Problem Solve for python
## 1. Problem
547. Number of Provinces
There are n cities. Some of them are connected, while some are not. If city a is connected directly with city b, and city b is connected directly with city c, then city a is connected indirectly with cit... | HuggingFaceTB/finemath | |
# DC Pandey Solutions: Motion in One Dimension - 2 Notes | Study DC Pandey Solutions for JEE Physics - JEE
## JEE: DC Pandey Solutions: Motion in One Dimension - 2 Notes | Study DC Pandey Solutions for JEE Physics - JEE
The document DC Pandey Solutions: Motion in One Dimension - 2 Notes | Study DC Pandey Solutions fo... | HuggingFaceTB/finemath | |
Search a number
5889 = 313151
BaseRepresentation
bin1011100000001
322002010
41130001
5142024
643133
723112
oct13401
98063
105889
114474
1234a9
1328b0
142209
151b29
hex1701
5889 has 8 divisors (see below), whose sum is σ = 8512. Its totient is φ = 3600.
The previous prime is 5881. The next prime is 5897. The reversal ... | HuggingFaceTB/finemath | |
# ACM | LightOJ - 1344 Aladdin and the Game of Bracelets博弈论SG打表
##### Problem Description
It's said that Aladdin had to solve seven mysteries before getting the Magical Lamp which summons a powerful Genie. Here we are concerned about the fourth mystery.
In the cave, Aladdin was moving forward after passing the pathw... | HuggingFaceTB/finemath | |
## Thomas' Calculus 13th Edition
Published by Pearson
# Chapter 15: Multiple Integrals - Section 15.1 - Double and Iterated Integrals over Rectangles - Exercises 15.1 - Page 875: 33
#### Answer
$\frac{3}{2}ln 3-1$
#### Work Step by Step
$\int^{2}_{0} \int^{1}_{0} \frac{x}{1+xy} dx dy$ =$\int^{1}_{0} \int^{2}_{0} ... | HuggingFaceTB/finemath | |
# factorial and summation notation (1)
```Factorial Notation
For any positive integer n, n! means:
n (n – 1) (n – 2) .
.
.
(3) (2) (1)
0! will be defined as equal to one.
Examples:
4! = 4•3 •2 •1 = 24
The factorial symbol only affects the number it follows
unless grouping symbols are used.
3 •5! = 3 •5 •4 •3 •2 •1 = 3... | HuggingFaceTB/finemath | |
1. Nov 17, 2009
### plexus0208
1. The problem statement, all variables and given/known data
A hiker climbs a mountain whose height is given by z = 1000 - 2x2 - 3y2.
When the hiker is at point (1,1,995), she moves on the path of steepest ascent. If she continues to move on this path, show that the projection of this ... | HuggingFaceTB/finemath | |
Linear Function
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# Linear Function - PowerPoint PPT Presentation
Linear Function. A Linear Function Is a function of the form where m and b are real numbers and m is the slope and b is the y - intercept . The x – intercept is The domain and range of a linear function are all real numbers. Graph. Graph of a Lin... | HuggingFaceTB/finemath | |
Basic statistics MCQs, basic statistics quiz answers 7 to learn secondary education online courses. Measures of dispersion multiple choice questions (MCQs), basic statistics quiz questions and answers for for online secondary education degree. Measures of dispersion, central tendency measurements test for secondary sch... | HuggingFaceTB/finemath | |
# CDF of a ratio of exponential variables
Let $X$ and $Y$ be independent exponential variables with rates $\alpha$ and $\beta$, respectively. Find the CDF of $X/Y$.
I tried out the problem, and wanted to check to see if my answer of: $\frac{\alpha}{ \beta/t + \alpha}$ is correct, where $t$ is the time, which we need ... | HuggingFaceTB/finemath | |
# Thread: Units digit of m^5 - m is 0
1. ## Units digit of m^5 - m is 0
Dear All,
A question that I have been trying to prove ;
prove that all postive numbers (m), the units digit of m^5 - m is 0 ?
Since the integer is in base 10,
suppose m=0 then (0)^5 - 0 = 0 ( this is not a postive int)
m=1 then (1)^5 - 1 = 0
m... | HuggingFaceTB/finemath | |
# Speed of sphere center
• Jan 2nd 2007, 05:17 AM
totalnewbie
Speed of sphere center
Sphere begins to wheel along incline.
The height of incline is 1.00 meters.
What is the speed of sphere center at the end of incline ?
• Jan 2nd 2007, 07:27 AM
CaptainBlack
Quote:
Originally Posted by totalnewbie
Sphere begins to whe... | HuggingFaceTB/finemath | |
### Home > INT1 > Chapter 6 > Lesson 6.3.1 > Problem6-84
6-84.
What are the points of intersection of the lines below? Use any method. Write your solutions as a point $\left(x, y\right)$.
1. $y = −x + 8$
$y = x − 2$
One way is to graph the two lines and find the point where the lines intersect.
If you use substi... | HuggingFaceTB/finemath | |
# 3D Vector Images A Fascinating World Where Mathematics And Art Intersect.
## 3D Vector Images
Let’s delve into the intricacies:
3D vector images are a form of vector graphics. Vector graphics are computer graphics. They use mathematical expressions to create shapes and colors. Vector graphics and raster graphics a... | HuggingFaceTB/finemath | |
_
Created 11/07/2020 at 04:45PM
You have 3 items ($x_1$, $x_2$ and $x_3$), of unknown mass, it is imperative you get as precise measurements as possible. You have been granted access to use the alien artifact 3 times, which has a measurement error of $\epsilon\sim N(0, 1ng)$
How do you best proceed?, How do you get ... | HuggingFaceTB/finemath |
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