question stringlengths 200 50k | answer stringclasses 1
value | source stringclasses 2
values |
|---|---|---|
This lesson is still being designed and assembled (Pre-Alpha version)
# RSA Public-Key Encryption and Signature Lab
## Overview
Teaching: 30 min
Exercises: 60 min
Questions
• What is RSA?
• How is RSA used in Computer security?
• How is RSA used to encrypt and decrypt messages?
• How is RSA used to sign and verif... | HuggingFaceTB/finemath | |
# Contribution Margin: What it is and How to Calculate it
Find out what a contribution margin is, why it is important, and how to calculate it. Download a free spreadsheet to make your calculations easier.
Updated on October 6th, 2021
The SMB Guide is reader-supported. When you buy through links on our site, we may ... | HuggingFaceTB/finemath | |
# Possibilities of minimal polynomial for a matrix
I came across a problem recently in my linear algebra studies that went something like this:
Let $A$ be a linear transformation on a finite-dimensional space $V$ with characteristic polynomial $(x - 1)^6(x + 6)^2(x - 9)$ and minimal polynomial $m_A(x) = (x - 1)(x + 6... | HuggingFaceTB/finemath | |
Angle of intersection of these circle is : Kaysons Education
# Angle Of Intersection Of These Circle Is
#### Video lectures
Access over 500+ hours of video lectures 24*7, covering complete syllabus for JEE preparation.
#### Online Support
Practice over 30000+ questions starting from basic level to JEE advance le... | HuggingFaceTB/finemath | |
## 1. spivak's calculus chapter 1
For any numbers $a,b,c$:
Axiom 1. $a+(b+c) = (a+b)+c$.
Axiom 2. $a+0 = 0+a = a$.
Axiom 3. $a+(-a) = (-a)+a = 0$.
Axiom 4. $a+b=b+a$.
Axiom 5. $a(bc) = (ab)c$.
Axiom 6. $a 1 = 1 a = a$.
Axiom 7. $aa^{-1} = a^{-1}a = 1$, for all $a \ne 0$.
Axiom 8. $ab=ba$.
Axiom 9. $a(b+c) = a... | open-web-math/open-web-math | |
## Friday, March 11, 2011
### Refining Residence Time Comparison
I've been thinking about how to more accurately compare the Global Warming Impact (GWI) of the HFC released during our closed cell foam insulation job against the amount of carbon that I estimate will be saved from the insulation. My original estimate, ... | HuggingFaceTB/finemath | |
Metamath Proof Explorer < Previous Next > Nearby theorems Mirrors > Home > MPE Home > Th. List > dmressnsn Structured version Visualization version GIF version
Theorem dmressnsn 5473
Description: The domain of a restriction to a singleton is a singleton. (Contributed by Alexander van der Vekens, 2-Jul-2... | HuggingFaceTB/finemath | |
## Why is the bottom of the other shoreline cut off?
My dad keeps asking me about a claim I made in my post about the curvature of the Earth: That looking at sea level across a 500 m wide part of a lake, we should be missing the bottom 20 cm of ships moored on the other side. So to shut him up, here are the calculatio... | HuggingFaceTB/finemath | |
# How to integrate over curved extrusion paths?
Given a two-dimensional area $A\subset\mathbb R^2$ lying in the $xy$-plane, i.e. $A:\mathbb R^2\supset U\to A\subset \mathbb R^2, (u,v)\mapsto (x(u,v),y(u,v))$, a straight extrusion along the $z$-axis defines a volume $V = A\times[z_\min,z_\max]$ and integration operator... | HuggingFaceTB/finemath | |
Purchase Solution
# Logistic Regression Model
Not what you're looking for?
Question 1.
The logistic regression model produced the following table of predictions:
a. Find the likelihood of the data (true values) using your predictions.
b. Find the log-likelihood of the data using the probabilities from your predicti... | HuggingFaceTB/finemath | |
+0
# help
0
87
5
What is the unit digit of the following product:
684 * 59 * 413 * 76
Jun 12, 2020
#1
+17
+2
We can simplify the problem by doing 4*9*3*6 = 648, so the answer is 8.
Jun 12, 2020
#4
+1130
+1
I'm sure that Ziggy is right becuase that is what I did also
jimkey17 Jun 12, 2020
edited by jimkey17 ... | HuggingFaceTB/finemath | |
### Consistent Units in FEA by Kotur Raghavan
General
This article can be treated as a refresher of basics related to units and dimensions. It is an obvious need that one should work with consistent units in order to get meaningful results. This is true in any problem associated with the physical world and structural... | HuggingFaceTB/finemath | |
# Attività
• laughmallet1 ha inviato un aggiornamento 4 mesi, 2 settimane fa
The eminent mathematician Gauss, who is considered as probably the most in history has got quoted “mathematics is the princess or queen of sciences and multitude theory certainly is the queen in mathematics. ”
Several important discoveries ... | 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!)
A123379 Values x of the solutions (x,y) of the Diophantine equation 5*(X-Y)^4 - 4*X*Y = 0 with X >= Y. 1
0, 20, 5832, 1866940, 600952464, 193501302500, 62306755217496, 2006... | HuggingFaceTB/finemath | |
# What is the compound interest on $45091 at 34% over 23 years? If you want to invest$45,091 over 23 years, and you expect it will earn 34.00% in annual interest, your investment will have grown to become $37,800,733.69. If you're on this page, you probably already know what compound interest is and how a sum of money ... | HuggingFaceTB/finemath | |
Index: The Book of Statistical ProofsProbability Distributions ▷ Univariate continuous distributions ▷ Continuous uniform distribution ▷ Quantile function
Theorem: Let $X$ be a random variable following a continuous uniform distribution:
$\label{eq:cuni} X \sim \mathcal{U}(a, b) \; .$
Then, the quantile function of ... | HuggingFaceTB/finemath | |
# 22 - Kapoor(mk9499 – homework22 – Turner –(60230 1 This print-out should have 11 questions Multiple-choice questions may continue on the next
This preview shows pages 1–2. Sign up to view the full content.
This preview has intentionally blurred sections. Sign up to view the full version.
View Full Document
This is... | HuggingFaceTB/finemath | |
# Two simple trigo probs
1. Aug 16, 2007
### ron_jay
Help needed to solve these:
1)what is the minimum value of the expression 9tan^2 $$\theta$$ + 4cot^2 $$\theta$$ ?
2)Prove that sin20.sin40.sin60.sin80 =3/16
2. Aug 16, 2007
### Staff: Mentor
Please show us how you would approach each of these problems. We mus... | HuggingFaceTB/finemath | |
Semi-log Plot
Get Semi-log Plot essential facts below. View Videos or join the Semi-log Plot discussion. Add Semi-log Plot to your PopFlock.com topic list for future reference or share this resource on social media.
Semi-log Plot
The log-linear type of a semi-log graph, defined by a logarithmic scale on the y-axis, and... | HuggingFaceTB/finemath | |
# General Problem-solving Steps
Questions in the Quantitative Reasoning measure of the GRE® General Test ask you to model and solve problems using quantitative, or mathematical, methods. Generally, there are three basic steps in solving a mathematics problem:
• Step 1: Understand the problem
• Step 2: Carry out a str... | HuggingFaceTB/finemath | |
# Chapter 30 Inductance
View again
All materials on our website are shared by users. If you have any questions about copyright issues, please report us to resolve them. We are always happy to assist you.
PDF
33 pages
0 downs
3 views
Share
Description
Chapter 30 Inductance. Magnetic Effects. As we have seen previously... | HuggingFaceTB/finemath | |
Scalar dot product
Calculate u.v if |u| = 5, |v| = 2 and when angle between the vectors u, v is:
a) 60°
b) 45°
c) 120°
Result
a = 5
b = 7.071
c = -5
Solution:
Leave us a comment of example and its solution (i.e. if it is still somewhat unclear...):
Be the first to comment!
To solve this verbal math problem a... | HuggingFaceTB/finemath | |
# 600-cell
600-cell
Schlegel diagram, vertex-centered
(vertices and edges)
Type Convex regular 4-polytope
Schläfli symbol {3,3,5}
Coxeter diagram
Cells 600 (3.3.3)
Faces 1200 {3}
Edges 720
Vertices 120
Vertex figure
icosahedron
Petrie polygon 30-gon
Coxeter group H4, [3,3,5], order 14400
Dual 120-cell
Properties conve... | HuggingFaceTB/finemath | |
# positive integer value of n
#### jacks
##### Well-known member
If $3^{n} +81$ is a perfect square, find a positive integer value of $n$.
My Trail::
When $n\leq 4,$ then easy to know that $3^{n} +81$ is not a perfect square.
Now let $\displaystyle n = k +4 (k\in \mathbb{Z^{+}}),$ then $3^{N} +81 = 81 (3^{k} +1).$
... | HuggingFaceTB/finemath | |
Hot Topics
# Algebra 1 PARCC: racing cars
#### The following constructed-response question, explained here in hopes of helping algebra 1 students and their parents in Maryland and Illinois prepare for the PARCC test near the end of this school year, appears on the released version of PARCC’s Spring 2016 test for alge... | HuggingFaceTB/finemath | |
# Language intersections (set theory) - Understanding better
I've joined computer science classes at high school because I have a wide knowledge and a few years of experience in programming in multiple of languages, however I didn't fit in the requirements of the class, which is a specific mathematics level. I am a lo... | HuggingFaceTB/finemath | |
1 / 24
# Correlation and Regression - PowerPoint PPT Presentation
Correlation and Regression. February 2013. GA Medicaid AA Study. Study & Abstract Graphic presentation of data. Statistical Analyses. Practical Example.
I am the owner, or an agent authorized to act on behalf of the owner, of the copyrighted work desc... | HuggingFaceTB/finemath | |
# physics
the magnitude of vector A is 35 units and points in the direction 325 degrees counterclockwise from the positive X-axis. calculate the X and y components of the vector
1. 👍
2. 👎
3. 👁
1. we have the vector:
(35cos325°, 35sin325°
x component = 35cos325 = appr 28.670
y component = 35sin 325 = appr -20.075
... | HuggingFaceTB/finemath | |
# Homework Help: Trying to find the radius of convergence of this complicated infinite series
1. Mar 9, 2012
### skyturnred
1. The problem statement, all variables and given/known data
k is a positive integer.
$\sum^{\infty}_{n=0}$ $\frac{(n!)^{k+2}*x^{n}}{((k+2)n)!}$
2. Relevant equations
3. The attempt at a so... | HuggingFaceTB/finemath | |
# Remove Duplicates from Unsorted List
## Question
Write a removeDuplicates() function which takes a list and deletes
any duplicate nodes from the list. The list is not sorted.
For example if the linked list is 12->11->12->21->41->43->21,
then removeDuplicates() should convert the list to 12->11->21->41->43.
If tem... | HuggingFaceTB/finemath | |
# Determine if the Expression is a Perfect Square 4x^2-12x+9 A trinomial can be a perfect square if it satisfies the following:
The first term is a perfect square.
The third term is a perfect square.
The middle term is either or times the product of the square root of the first term and the square root of the third ter... | HuggingFaceTB/finemath | |
You are Here: Home >< Maths
# differentiation help watch
1. im stuck on two questions, any help appreciated
1: given that y=8x^3 - 4x^0.5 + (3x^2 + 2)/x , x>0
i know how to differentiate but what does the x>0 mean, is it there to throw me off?
2: the curve c has equation y=(x+3)(x-8)/x , x>0
a: find dy/dx in its s... | HuggingFaceTB/finemath | |
Digital Values - Math Research Paper
Abstract:- We come across many big calculations which we want to check. Though the idea of digital roots can be used, but it is limited to integers. This paper introduces a new idea of assigning every number a characteristic value
called “Digital Values”. Every number, real or ima... | HuggingFaceTB/finemath | |
# Addition of Polynomials – Definition, Rules, Examples | How do you Solve Polynomials with Addition?
The Addition of Polynomials is the process of adding different terms present in the polynomial. Check out the various problems and procedures on how do we add polynomials in this article. Know the different rules in a... | HuggingFaceTB/finemath | |
How many is
Conversion between units of measurement
Rating 3.67 (6 Votes)
You can easily convert 10 inches into centimeters using each unit definition:
Inches
inch = 2.54 cm = 0.0254 m
Centimeters
centi m = 0.01 m
With this information, you can calculate the quantity of centimeters 10 inches is equal to.
## ¿How ma... | HuggingFaceTB/finemath | |
Summer is Coming! Join the Game of Timers Competition to Win Epic Prizes. Registration is Open. Game starts Mon July 1st.
It is currently 17 Jul 2019, 09:42
### GMAT Club Daily Prep
#### Thank you for using the timer - this advanced tool can estimate your performance and suggest more practice questions. We have sub... | open-web-math/open-web-math | |
Question
# EBC is a construction company. They are in the process of constructing a building whose plumbing...
EBC is a construction company. They are in the process of constructing a building whose plumbing would be installed in 12 days at a cost of \$ 64 or in 10 days at a cost of \$ 80 by working overtime. Plumbin... | HuggingFaceTB/finemath | |
-1
# ab and ac are tangent to P find ab
ab= 2
ab= 11/2
ab= 1/2
ab=10
in the actual question, AC= 11y
AB= 3y+4
### 2 Answers by Expert Tutors
Rachelle W. | Professional TutorProfessional Tutor
5.0 5.0 (6 lesson ratings) (6)
-1
Two tangents to a circle from the same point outside the circle will always be equal... | HuggingFaceTB/finemath | |
# RRFRNDS - editorial
Author: Roman Rubanenko
Editorialist: Praveen Dhinwa
Medium
### PREREQUISITES:
Bitwise operations
### PROBLEM:
Find out number of pairs of vertices u, v which are connected to each other not directly by an edge but by another vertex w such that w is a neighbour
of both u and v.
### Explana... | HuggingFaceTB/finemath | |
# Power of two integers
Given a positive integer which fits in a $32$ bit signed integer, find if it can be expressed as $A^P$ where $P > 1$ and $A > 0$. A and P both should be integers.
Example
Input : 4
Output : True
as $2^2 = 4$.
My approach:
public class Solution {
public int isPower(int A) {
int exp, base;
i... | HuggingFaceTB/finemath | |
Posted on Categories:Linear algebra, 数学代写, 线性代数
# 数学代写|线性代数代写Linear algebra代考|MATH307 Matrices
avatest™
## avatest™帮您通过考试
avatest™的各个学科专家已帮了学生顺利通过达上千场考试。我们保证您快速准时完成各时长和类型的考试，包括in class、take home、online、proctor。写手整理各样的资源来或按照您学校的资料教您，创造模拟试题，提供所有的问题例子，以保证您在真实考试中取得的通过率是85%以上。如果您有即将到来的每周、季考、期中或期末考试，我们都能帮助您！
•最快12小时交付
... | HuggingFaceTB/finemath | |
# Kuis Algoritma Perulangan(Kelas X Semester 1)
Approved & Edited by ProProfs Editorial Team
The editorial team at ProProfs Quizzes consists of a select group of subject experts, trivia writers, and quiz masters who have authored over 10,000 quizzes taken by more than 100 million users. This team includes our in-house... | HuggingFaceTB/finemath | |
Australian Curriculum 12 General Mathematics - 2020 Edition 6.02 Compound interest using the financial application
Lesson
## Financial applications and compound interest
Most graphics and CAS calculators come with a built-in financial application which can be used to solve problems involving compound interest. These ... | HuggingFaceTB/finemath | |
# Math
posted by .
Mary walked to the park on Saturday and Sunday. On Saturday she took a different route home that was
1 1/2 miles longer than the route she took on Sunday. If she walked a total of 8 miles, how many miles did she walk on Saturday?
• Math -
x + x + 1 1/2 = 8
2x = 8 - 1 1/2
2x = 6 1/2
x = 3 1/4
... | HuggingFaceTB/finemath | |
# Time and space as scalars or vectors
We need to distinguish between scalar (1D) and vector (3D) versions of both time and space. Motion in scalar (1D) time and scalar (1D) space is measured by clocks and linear references, respectively, and apply throughout the associated vector space or vector time (in Newtonian me... | HuggingFaceTB/finemath | |
# Complex Impedance Plane: Eddy Current Scope Electrical Impedance (Z), is the total opposition that a circuit presents to an alternating current. Impedance, measured in ohms, may include resistance (R), inductive reactance (XL), and capacitive reactance (XC). Eddy current circuits usually have only R and (XL) componen... | HuggingFaceTB/finemath | |
# Difference between revisions of "Iwerlipse"
The Iwerlipse is the range of positions Mario can occupy when Mario is in the air and cannot turn, assuming the joystick input polling were continuous. It is defined as an area bounded by a shape drawn by the solution to optimizing a set of 2 differential equations. Due to... | open-web-math/open-web-math | |
## Precalculus (6th Edition) Blitzer
Step 1. Using the base-change property, we have $log_{14}283=\frac{log283}{log14}$ or $log_{14}283=\frac{ln283}{ln14}$ Step 2. Use the $log$ or $ln$ functions from a calculator to evaluate the numerators and denominators. Step 3. Calculate the ratio. | HuggingFaceTB/finemath | |
# ROUND function
ROUND(Number, DigitCount?) ROUND(Number; DigitCount?)
## Number
Number or { Number }
The number to be rounded.
## DigitCount
Number or { Number } (optional)
The number of decimal places the resulting number should have, if the number is positive. If the number is negative, the number is rounded ... | HuggingFaceTB/finemath | |
# The image of a path-connected set under a continuous map is path-connected
Show that if $X$ is path-connected and $f:X\to Y$ is a continuous map, then the image $f(X)$ is path-connected.
In order to show this is path connected I know the definition is :
Definition: A topological space $X$ is path connected if $\fo... | HuggingFaceTB/finemath | |
# Lab Activity 1
May 5th, 2022
637
Never
Not a member of Pastebin yet? Sign Up, it unlocks many cool features!
1. import math
2.
3. # Volume of cube given edge length
4. # input
5. print("Input the edge length: ")
6. a = float(input("a = "))
7. # Computation of the volume, V = a^3
8. # Since no pi is needed, math modu... | HuggingFaceTB/finemath | |
## Intermediate Algebra for College Students (7th Edition)
$x$
RECALL: $\log_b{x}=y \longrightarrow b^y=x$ Let $\log_b{b^x} = y$ Use the rule above to obtain: $\log_b{b^x}=y \longrightarrow b^y=b^x$ Use the rule $a^m=a^n \longrightarrow m=n$ to obtain: $b^y=b^x \longrightarrow y = x$ Thus, the missing expression in th... | HuggingFaceTB/finemath | |
# Soccer Predictions1x2 Summary
Soccer Predictions1x2
## Soccer Predictions1x2
Let’s begin with two 6-point team soccer predictions (-10). As you may already be aware, in order to break even at -110, you must win 52.38% of your soccer predictions. To calculate this, divide risk by return, where return is calculated ... | HuggingFaceTB/finemath | |
YMS Chapter 4
# YMS Chapter 4 - YMS Chapter 4: More on Two-Variable Data...
This preview shows pages 1–3. Sign up to view the full content.
YMS Chapter 4: More on Two-Variable Data Q1. In the example at the beginning of this chapter, a plot of the log of brain weight as a function of the log of body weight provides ... | HuggingFaceTB/finemath | |
# Line Integral
1. May 5, 2014
### iRaid
1. The problem statement, all variables and given/known data
Let the curve C be given by $\vec{r}(t)=3t^{2}\hat{\imath}-\sqrt{t}\hat{\jmath}$ between $0 \leq t \leq 4$. Calculate $\int_{C} xy^{2}dx+(x+y)dy$.
2. Relevant equations
3. The attempt at a solution
First find the ... | HuggingFaceTB/finemath | |
## Algebra 2 Common Core
The slope of a line is always equal to the change in y divided by the change in x. Sometimes change can be represented by the Greek letter delta (which looks like a triangle), but it just means the difference between two points. The slope can be found by picking any two points on the line. I c... | HuggingFaceTB/finemath | |
PDA
View Full Version : OK, then simple question about Quats
M/\dm/\n
04-30-2003, 12:47 AM
How can I create simpe animation, knife movement for example.
Firstly, I translate it to needed position, rotate it with 3quats, then I calculate how the end position should look like 1 trans +3 quats. Finally, I calculate diff... | HuggingFaceTB/finemath | |
# Which definition of "power" is true: Britannica's or Wikipedia's? [closed]
Britannica says $$a^k$$ is the power; Wikipedia says that the power is $$k$$. Which one is it? Did someone make a mistake?
Exponents
Just as a repeated sum $$a + a + \cdots + a$$ of $$k$$ summands is written $$ka$$, so a repeated product $$... | HuggingFaceTB/finemath | |
Find the coordinates of the focus, axis of the parabola, the equation of the directrix and the length of the latus rectum x2 = – 16y
Asked by Pragya Singh | 1 year ago | 93
##### Solution :-
The equation is x2 = -16y
Here we know that the coefficient of y is negative.
So, the parabola opens downwards.
On compari... | HuggingFaceTB/finemath | |
Search
# Engineering sceince - Math Problem Example
Summary
ENGINEERING SCIENCE By Presented to Institution Monday, June 01, 2015 Task 1 Question 1 Where T is the torque, m is mass and r is the radius Since Then T = I Effective diameter is (external diameter – wall thickness) = (54 – 3) mm =51mm = 0.051m Thus I = 1.9... | HuggingFaceTB/finemath | |
# Divisors of 65223
## Divisors of 65223
The list of all positive divisors (that is, the list of all integers that divide 22) is as follows :
Accordingly:
65223 is multiplo of 1
65223 is multiplo of 3
65223 is multiplo of 9
65223 is multiplo of 7247
65223 is multiplo of 21741
65223 has 5 positive divisors
## ... | HuggingFaceTB/finemath | |
# Fraction calculator
The calculator performs basic and advanced operations with fractions, expressions with fractions combined with integers, decimals, and mixed numbers. It also shows detailed step-by-step information about the fraction calculation procedure. Solve problems with two, three, or more fractions and num... | HuggingFaceTB/finemath | |
# Interesting things you learned while grading?
What are some interesting mathematical things you have learned while grading student work (or marking, if you prefer)?
It is final exams time here, so if anyone can help cast a more positive light on the grading experience, it would be most welcome.
Answers can be thin... | HuggingFaceTB/finemath | |
# Boolean Simplification
I'm having some trouble getting a handle with this course. We are starting Boolean algebra and my professor wants us simplify the following:
(AB)'+(A'+B')'=
(AB)'+BC+A'B'C'=
I am assuming the "()" with "'" means the over-score above the variables.
Forgive my ignorance but my professor does... | HuggingFaceTB/finemath | |
Note most quizzes will be 5 minutes in length and are meant to cover basic material. Thus if you are not averaging an A on quizzes, you are probably failing this class. This is really true. Past classes bear strong witness to this fact.
Thus for each quiz, make sure you study the basics as outlined in each quiz study ... | HuggingFaceTB/finemath | |
```• On boards, draw a set of axes from -5 to 5 in both the x and y directions
• In your pairs, label yourselves A and B
• Person A needs to draw a line graph on their axes without showing
person B
• Now person A describes the line graph to person B, who draws the graph
from the description
• Once done, check that the... | HuggingFaceTB/finemath | |
# Prove that regular languages are closed under the cycle operator
I've got in a few days an exam and have problems to solve this task.
Let $L$ be a regular language over the alphabet $\Sigma$. We have the operation $\operatorname{cycle}(L) = \{ xy \mid x,y\in \Sigma^* \text{ and } yx\in L\}$ And now we should show t... | HuggingFaceTB/finemath | |
Hurry, only 4 days left to get one year of Unlimited learning for £249.99 £174.99. New subscribers only. T&Cs apply
# Graphical (visual) representation of statistics
© University of Southern Queensland
As mentioned before, statistics and probability also involve visual representation through tables, charts, graphs, ... | HuggingFaceTB/finemath | |
# Unique Licence Plates
Note: This is a Mathematical puzzle, not a Mathematical problem. Although the answer could be solved with mathematics, lots of problems on Puzzling SE could be solved with mathematics, and the problem itself is not that mathematical. The math-puzzle tags are simply because, as I said, the puzzl... | HuggingFaceTB/finemath | |
• # question_answer The nucleus $_{10}^{23}$ Ne decays by ${{\beta }^{-}}-emission.$ Write down the $\beta -decay$ equation and determine the maximum kinetic energy of the electrons emitted. Given that, $m(_{10}^{23}Ne)=22.994466\,u,$ $m(_{11}^{23}Na)=22.989770\,u.$ Or With the help of an example, explain, how the neut... | HuggingFaceTB/finemath | |
# 2020 AMC 12A Problems/Problem 1
## Problem
Carlos took $70\%$ of a whole pie. Maria took one third of the remainder. What portion of the whole pie was left? $\textbf{(A)}\ 10\%\qquad\textbf{(B)}\ 15\%\qquad\textbf{(C)}\ 20\%\qquad\textbf{(D)}\ 30\%\qquad\textbf{(E)}\ 35\%$
## Solution 1
If Carlos took $70\%$ of t... | HuggingFaceTB/finemath | |
Math Goodies is a free math help portal for students, teachers, and parents.
|
Interactive Math Goodies Software
testing left nav
Math Forums @ Math Goodies
Home | Profile | Register | Active Topics | Members | Search | FAQ
All Forums Homework Help Forums Basic Math and Pre-Algebra application of lenear equation N... | HuggingFaceTB/finemath | |
# math
posted by on .
find tan 30 degrees and tan 45 degrees using the 45-45-90 triangle therom and
30-60-90 triangle theorm
• math - ,
In an easily accessible part of your notebook
make a sketch of a 30-60-90 triangle, and put in the values
1 opposite the 30°
√3 opposite the 60°
2 opposite the hypotenuse
MEMORIZE ... | HuggingFaceTB/finemath | |
• :00Days
• :00Hours
• :00Mins
• 00Seconds
A new era for learning is coming soon Suggested languages for you:
Europe
Answers without the blur. Sign up and see all textbooks for free! Q 3.3-4E
Expert-verified Found in: Page 107 ### Fundamentals Of Differential Equations And Boundary Value Problems
Book edition 9th
A... | HuggingFaceTB/finemath | |
Question about Computers & Internet
# 3/4-2/5X7/12 Simplify the expression
Posted by Anonymous on
Ad
## Add Your Answer
×
Uploading: 0%
my-video-file.mp4
Complete. Click "Add" to insert your video.
×
Loading...
## Related Questions:
1 Answer
### Mathematics sign in
It is not possible to give a general ans... | HuggingFaceTB/finemath | |
# Problem with polar double integral
Xyius
Hello everybody, I am having trouble doing this polar double integral. The problem says..
Find the area of the region..
$$\frac{1}{2}y^2 \leq x \leq 2y 0 \leq y \leq 8$$
It is hard for me to come up with the limits of integration. Checking the answer would be easy because ... | HuggingFaceTB/finemath | |
7th Grade Math Anchor Charts Statistics And Probability – Probability Anchor Chart 7th Grade
7th Grade Math Anchor Charts Statistics And Probability – Probability Anchor Chart 7th Grade is free anchor chart. This chart was upload at November 28, 2020 upload by Admin in Anchor Chart.
7th Grade Math Anchor Charts Stati... | HuggingFaceTB/finemath | |
Question Video: Dividing Algebraic Expressions | Nagwa Question Video: Dividing Algebraic Expressions | Nagwa
# Question Video: Dividing Algebraic Expressions Mathematics
Simplify 24/(12(π + 5)) Γ· (π + 3)/((π + 5)(π + 3)).
01:40
### Video Transcript
Simplify 24 over 12 multiplied by π plus five div... | HuggingFaceTB/finemath | |
In geometry, an antiparallelogram is a type of self-crossing quadrilateral. Like a parallelogram, an antiparallelogram has two opposite pairs of equal-length sides, but these pairs of sides are not in general parallel. Instead, sides in the longer pair cross each other as in a scissors mechanism. Antiparallelograms are... | HuggingFaceTB/finemath | |
1. ## Implict functions
When doing these I am unsure of where to place dy/dx
for example of this problem
$\displaystyle x^2+xy-y^3=xy^2$
2. Originally Posted by sk8erboyla2004
When doing these I am unsure of where to place dy/dx
for example of this problem
$\displaystyle x^2+xy-y^3=xy^2$
If you are using implici... | HuggingFaceTB/finemath | |
Question
Sun January 01, 2012
# what is the equation of ellipse whose centre is the origin, major axis of length 10 units and its foci (0, 3)
Sun January 01, 2012
Let the length of major axis be 2a and foci be (0,c),
therefore 2a = 10 and c = 3
that is a = 5 and c = 3
Now if 2b is the length of minor axis, we have
b2... | HuggingFaceTB/finemath | |
# Fraction calculator
This fraction calculator performs all fraction operations - addition, subtraction, multiplication, division and evaluates expressions with fractions. It also shows detailed step-by-step informations.
## The result:
### 1/3 * 4 = 4/3 = 1 1/3 ≅ 1.3333333
The spelled result in words is four third... | HuggingFaceTB/finemath | |
# Question Video: Proving Polynomial Identities Mathematics
Is the equation 𝑥³ − 𝑦³ = (𝑥 − 𝑦)(𝑥² + 𝑥𝑦 + 𝑦²) an identity?
02:12
### Video Transcript
Is the equation 𝑥 cubed minus 𝑦 cubed equals 𝑥 minus 𝑦 multiplied by 𝑥 squared plus 𝑥𝑦 plus 𝑦 squared an identity?
So, if we look and see whether it is... | HuggingFaceTB/finemath | |
# Symbolic integer arithmetic
It's not that hard to find a closed expression for the remainder of the polynomial $x^n$ modulo $x^2-5x-2$. But I don't seem to manage it in SAGE.
n=var('n')
R=PolynomialRing(RationalField(),'x');R
x=R.gen();x
mp=x^2-5*x-2
S=R.quotient(mp,'a')
a=S.gen();a^2
a^5
works as expected, but r... | HuggingFaceTB/finemath | |
# Math Help - equation tanget of parabola
1. ## equation tanget of parabola
Find the equation of the common tangent to the parabolas y^2 = 4ax and x^2=4by
2. It is possible that there is an easier way to do this, but anyway:
Let the common tangent meet the first curve at $(x_1,y_1)$ and the second curve at $(x_2,y_... | open-web-math/open-web-math | |
Nishant Malhotra Founder of Middle Road OPC Pvt Ltd & The middle Road platform talks about the startup
### Ahoy Ahoy-Ahoy!
Welcome to the Kickass platform enabling social change & impact
# Statistics Module 4: Questions
You are here:
• Statistics Module 4: Questions
Solved questions on hypothesis testing for Known... | HuggingFaceTB/finemath | |
Asked By: Charles Young Date: created: Jul 07 2022
## Is the number 26 a rational number
Answered By: Jonathan Reed Date: created: Jul 08 2022
Because it can be written as the quotient of two integers, 26 1, it is a rational number.
Asked By: Wallace Kelly Date: created: Oct 19 2021
## Is 26 a integer number
Answ... | HuggingFaceTB/finemath | |
# big o notation
Page 1 of 1
## 10 Replies - 5334 Views - Last Post: 14 April 2010 - 03:06 PM
### #1 polska03
• D.I.C Regular
Reputation: 5
• Posts: 302
• Joined: 28-November 09
# big o notation
Posted 14 April 2010 - 01:48 PM
Use big-theta notation to classify the traditional grade school algorithms for additi... | HuggingFaceTB/finemath | |
# S^1 (the circle) is not homeomorphic to any interval of the the real line.
• Oct 20th 2011, 12:26 PM
Jame
S^1 (the circle) is not homeomorphic to any interval of the the real line.
I can sort of see how this works.
We can wrap the interval around itself to produce a circle. (continuous)
But if we take a circle and... | HuggingFaceTB/finemath | |
# 2010 AMC 8 Problems/Problem 8
## Problem
As Emily is riding her bicycle on a long straight road, she spots Emerson skating in the same direction $1/2$ mile in front of her. After she passes him, she can see him in her rear mirror until he is $1/2$ mile behind her. Emily rides at a constant rate of $12$ miles per ho... | HuggingFaceTB/finemath | |
Search a number
211111 = 1071973
BaseRepresentation
bin110011100010100111
3101201120221
4303202213
523223421
64305211
71536325
oct634247
9351527
10211111
1113467a
12a2207
1375124
1456d15
1542841
hex338a7
211111 has 4 divisors (see below), whose sum is σ = 213192. Its totient is φ = 209032.
The previous prime is 21109... | HuggingFaceTB/finemath | |
## Conversion formula
The conversion factor from kilometers to yards is 1093.6132983377, which means that 1 kilometer is equal to 1093.6132983377 yards:
1 km = 1093.6132983377 yd
To convert 27.8 kilometers into yards we have to multiply 27.8 by the conversion factor in order to get the length amount from kilometers ... | HuggingFaceTB/finemath | |
# How do you use the binomial (2t-s)^5 using Pascal's triangle?
Jul 10, 2017
${\left(2 t - s\right)}^{5} = 32 {t}^{5} - 80 s {t}^{4} + 80 {s}^{2} {t}^{3} - 40 {t}^{2} {s}^{3} + 10 t {s}^{4} - {s}^{5}$
#### Explanation:
Pascal's triangle:
The sixth row, which corresponds to a binomial raised to the fifth power, sho... | HuggingFaceTB/finemath | |
# Statistics formula sheet with explanation people
Formula with
## Statistics formula sheet with explanation people
In other words, the explanation formula is z = ( data people point – mean) / standard deviation. An Introduction to Basic Statistics and Probability – p. Statistics formula sheet with explanation peopl... | HuggingFaceTB/finemath | |
# History
1: Mary and Sara want to go shopping to buy new outfits for the weekend. They both fall in love with the same shirt and each decide to buy one for \$15. At the register, a sales tax of 6% is added to the total. Since Mary makes more money than Sara, this purchase will not impact her overall budget as much as... | HuggingFaceTB/finemath | |
kmmiles.com
Search
# 885.6 km in miles
## Result
885.6 km equals 549.9576 miles
You can also convert 885.6 km to mph.
## Conversion formula
Multiply the amount of km by the conversion factor to get the result in miles:
885.6 km × 0.621 = 549.9576 mi
## How to convert 885.6 km to miles?
The conversion factor f... | HuggingFaceTB/finemath | |
# Geometry Honors Midterm
undefined terms can not be defined using other figures. PointLinePlane Point names a location and has no size. it is represented by a dot. A capital letter Line a straight path that has no thickness and extends forever A lower case letter or two points on the line Plane a flat surface that h... | HuggingFaceTB/finemath | |
# How much heat is needed to melt 20.50 kg of silver that is initially at 17 degrees C? The melting...
## Question:
How much heat is needed to melt 20.50 kg of silver that is initially at 17 degrees C? The melting point of silver is 961 degrees C, the heat of fusion is 88 kJ/kg, the specific heat is 230 J/kg {eq}\cdo... | HuggingFaceTB/finemath | |
# Floor Calculator
Instructions: Use this floor calculator to compute the floor of any number or numeric expression you provide, showing all the steps. Please type in a numeric expression for which you want to compute the floor, in the box below.
Enter the numeric expression you want to compute the floor of (Ex: 2/3 ... | HuggingFaceTB/finemath | |
Enter the value of a fixed variable and both the initial and final values of changing variable into the calculator to determine the fixed variable sensitivity.
## Sensitivity Analysis Formula
The following formula is used to calculate a sensitivity analysis.
S = X1/Y1 * Y2
• Where S is the sensitivity (or final val... | HuggingFaceTB/finemath |
Subsets and Splits
No community queries yet
The top public SQL queries from the community will appear here once available.