text stringlengths 22 1.01M |
|---|
# To prove the recurrence by substitution method $T(n) = 7T(n/2) + n^2$
I have done the proof until the point when $T(n) \leq cn^{\log7}$.
But when it comes to finding the value of constant $c$, I am getting stuck.
The given recurrence relation is $T(n) = 7T(n/2) + n^2$.
Since we already calculated the solution abo... |
# How do you solve the quadratic equation by completing the square: 2x^2 - 3x + 1 = 0?
Jul 28, 2015
${x}_{1} = \frac{1}{2}$, ${x}_{2} = 1$
#### Explanation:
The first thing you need to do is get your quadratic to the form
${x}^{2} + \frac{b}{a} x = - \frac{c}{a}$
To do that, add $- 1$ to both sides of the equatio... |
# HCF and LCM Questions
FACTS AND FORMULAE FOR HCF AND LCM QUESTIONS
I.Factors and Multiples : If a number 'a' divides another number 'b' exactly, we say that 'a' is a factor of 'b'. In this case, b is called a multiple of a.
II.Highest Common Factor (H.C.F) or Greatest Common Measure (G.C.M) or Greatest Comm... |
# How do you find the antiderivative of (e^(2x))sin3x?
Aug 14, 2017
$\int \setminus {e}^{2 x} \sin 3 x \setminus \mathrm{dx} = {e}^{2 x} / 13 \left(2 \sin 3 x - 3 \cos 3 x\right) + C$
#### Explanation:
We could use a traditional double application of Integration By Parts. Here is a slightly different approach.
Let... |
# 5: Hypothesis Testing
5: Hypothesis Testing
## Overview
#### Case-Study: Guilty
Jin and Carlos watching a recent T.V. show, and the episode concluded with a courtroom scene. In the scene, the judge handed down her conclusion. She said “I do not have enough evidence to conclude you are not guilty, therefore I can ... |
• If you are citizen of an European Union member nation, you may not use this service unless you are at least 16 years old.
View
# 3:5 Factoring Completely
last edited by 1 year, 10 months ago
# LESSON 3.5 Factor Completely
Some factoring problems require several steps to be factored completely.
We have studied s... |
# Math Term That Starts With Q latest 2023
You are searching about Math Term That Starts With Q, today we will share with you article about Math Term That Starts With Q was compiled and edited by our team from many sources on the internet. Hope this article on the topic Math Term That Starts With Q is useful to you.
... |
# Combination
(Redirected from Mathematical combination)
In mathematics, a combination is a selection of items from a collection, such that (unlike permutations) the order of selection does not matter. For example, given three fruits, say an apple, an orange and a pear, there are three combinations of two that can be... |
# Identifying Functions by the Domain and Range
Contributor: Ashley Nail. Lesson ID: 13634
What is a function? You may have learned about inputs and outputs, but what about domain and range? In this lesson, you will be able to recognize a function by looking at tables and graphs.
categories
## Algebra I, Functions
... |
# Difference between revisions of "Combinatorial identity"
## Vandermonde's Identity
Vandermonde's Identity states that $\sum_{k=0}^r\binom mk\binom n{r-k}=\binom{m+n}r$, which can be proven combinatorially by noting that any combination of $r$ objects from a group of $m+n$ objects must have some $0\le k\le r$ object... |
# How do I find the vertex of f(x)=x^2+6x+5?
Jul 22, 2018
$\text{vertex } = \left(- 3 , - 4\right)$
#### Explanation:
$\text{given the parabola in "color(blue)"standard form}$
•color(white)(x)y=ax^2+bx+c color(white)(x);a!=0
$\text{then the x-coordinate of the vertex is}$
•color(white)(x)x_(color(red)"vertex")=-... |
Vous êtes sur la page 1sur 7
# 05/07/2015 Barrons GRE Lesson Advanced Quantitative Comparison Strategies
Prep Lesson
TEXT VIDEO
## Top 6 Recommended Lessons
General Review of GR..
Proficiency
This chapter will bolster your basic Quantitative Comparison skills with a few
Rate Problems
type on the GRE. Three str... |
_______________________________
Arc ÷ Chord Ratio
_______________________________
You are probably quite familiar with the formula for determining the circumference of a circle: circumference = 2 • p • radius If we wanted to determine the length of a portion of the circumference (what is known as an arc) then th... |
# Given an example of a relation. Which is
Question:
Given an example of a relation. Which is
(i) Symmetric but neither reflexive nor transitive.
(ii) Transitive but neither reflexive nor symmetric.
(iii) Reflexive and symmetric but not transitive.
(iv) Reflexive and transitive but not symmetric.
(v) Symmetric a... |
Tutorials on Advanced Math and Computer Science Concepts
# Problem 1 - Two Sum (Easy)
Code for this problem can be found at https://github.com/scprogramming/LeetcodeExplained/tree/master/Problem%20One%20-%20TwoSum%20(Easy)
The Problem: Given an array of integers, return indices of the two numbers such that they add ... |
# How to Calculate Simple Interest and Compound Interest in Excel (2 Ways)
Calculating Simple Interest and Compound Interest is a common occurrence in our day-to-day lives but on the other hand, it can give us a hard time if we don’t know how to calculate this. Microsoft Excel is a powerful software that allows us to ... |
# 8.6 Archimedes’ principle (Page 5/9)
Page 5 / 9
$\text{apparent weight loss = weight of fluid displaced}$
or
$\text{apparent mass loss = mass of fluid displaced.}$
The next example illustrates the use of this technique.
## Calculating density: is the coin authentic?
The mass of an ancient Greek coin is determ... |
# GMAT Challenge Question: The Squared Circle
It’s time again for another GMAT Challenge Question, and this one features a favorite GMAT theme: you’re provided no actual numbers and need to use your conceptual knowledge to determine a proportional relationship. Please post your answers in the comments field, and we’l... |
# Solving a Riccati ODE Twice
$$y' - \frac{1}{t}y = y^2 - \frac{3}{t^2}, y_p = \frac{1}{t}$$
Method 1
To obtain a Bernoulli ODE, we plug $$y = \frac{1}{t} + u$$ into the Riccati ODE, yielding $$u' - \frac{3}{t}u = u^2$$. To obtain a linear ODE, we plug $$u = \frac{1}{v}$$ into the Bernoulli ODE, yielding $$v' + \fra... |
# Practice GMAT Data Sufficiency Question
Return to the list of practice GMAT data sufficiency questions.
If angle ABC is 30 degrees, what is the area of triangle BCE?
1. Angle CDF is 120 degrees, lines L and M are parallel, and AC = 6, BC = 12, and EC = 2AC
2. Angle DCG is 60 degrees, angle CDG is 30 degrees, angle ... |
# The length of a rectangle is 5 cm more than 4 times its width. If the area of the rectangle is 76 cm^2, how do you find the dimensions of the rectangle to the nearest thousandth?
Jul 6, 2016
Width $w \cong 3.7785 c m$
Length $l \cong 20.114 c m$
#### Explanation:
Let length $= l$, and, width $= w .$
Given that,... |
# Concept of Antiderivative and Indefinite Integral
## Related calculator: Integral (Antiderivative) Calculator with Steps
In the Calculus I (Differential Calculus) section, our main purpose was to find the derivative of a given function.
But often we need to solve the inverse task: given a function ${f{{\left({x}\r... |
# How do you find the critical points of y=x-2sinx on the interval [0, pi/2]?
Mar 2, 2018
There is one critical point of $y = x - 2 \sin x$ on the interval $\left[0 , \frac{\pi}{2}\right]$ at $\left(\frac{\pi}{3} , \frac{\pi}{3} - \sqrt{3}\right) = \left(1.047 , - .685\right)$
#### Explanation:
The critical points ... |
Courses
Courses for Kids
Free study material
Offline Centres
More
Store
# Let $\text{f(x)=x }\!\!|\!\!\text{ x }\!\!|\!\!\text{ }$, for all $x\in R$ check its differentiability at $x=0$.
Last updated date: 20th Jun 2024
Total views: 374.4k
Views today: 5.74k
Verified
374.4k+ views
Hint: For the given function we are ... |
Number Chameleon
Amy Gunn
Description
This lesson teaches students to express a quantity in a variety of ways; to understand whether relationships among fractions, decimals, and percents are equal; and to convert a number expressed in one form to another.
Objectives
The student expresses a given quantity in a vari... |
## Fraction Walk Floor Mat (Halves & Quarters)
The Fraction Walk (Halves & Quarters) Floor Mat offers a kinesthetic opportunity for students to learn fractions, equivalents fractions, fractions greater than one, and problems dealing with fractions.
Have your students start with the Pre-Test below. Then, spend some ti... |
## How do you convert rectangular form to polar form?
To convert from polar to rectangular, find the real component by multiplying the polar magnitude by the cosine of the angle, and the imaginary component by multiplying the polar magnitude by the sine of the angle.
## What is a rectangular equation?
A rectangular ... |
# How do you solve (12n^3+16n^2-3n-4)/(8n^3+12n^2+10n+15)>0?
##### 1 Answer
Mar 2, 2018
The solution is $n \in \left(- \infty , - \frac{3}{2}\right) \cup \left(- \frac{4}{3} , - \frac{1}{2}\right) \cup \left(\frac{1}{2} , + \infty\right)$
#### Explanation:
Start by factorising the numerator and the denominator
$12... |
Ratio In The Simplest Form
Ratio in the simplest form : A ratio a : b is said to be in the simplest form if its antecedent ‘a’ and consequent ‘b’ have no common factor other than 1.
A ratio in the simplest form is also called the ratio in the lowest terms.
Example : The ratio 32 :48 is not in the simplest form, beca... |
# Linear Transformation and a Basis of the Vector Space $\R^3$
## Problem 182
Let $T$ be a linear transformation from the vector space $\R^3$ to $\R^3$.
Suppose that $k=3$ is the smallest positive integer such that $T^k=\mathbf{0}$ (the zero linear transformation) and suppose that we have $\mathbf{x}\in \R^3$ such th... |
# Samacheer Kalvi 10th Maths Solutions Chapter 6 Trigonometry Ex 6.2
## Tamilnadu Samacheer Kalvi 10th Maths Solutions Chapter 6 Trigonometry Ex 6.2
10th Maths Exercise 6.2 Samacheer Kalvi Question 1.
Find the angle of elevation of the top of a tower from a point on the ground, which is 30 m away from the foot of a t... |
# How do you graph the line given (2, -1) with slope of 3?
Apr 25, 2016
You plot the coordinates then use the slope of $3$ as $\frac{3}{1}$
#### Explanation:
To plot the point, move $2$ to the right on the $x$-axis then $1$ down ($y$-axis). Then look at the slope. $3$ is also equal to $\frac{3}{1}$ (3 over 1) as a ... |
Introduction to Linear Equations
In the earlier classes, you have come across several algebraic expressions and equations. Some examples of expressions we have so far worked with are:
5x, 2x – 3, 3x + y, 2xy + 5, xyz + x + y + z, x2 + 1, y + y2
Some examples of equations are:
You would remember that equations use t... |
# What is the equation of the line between (-1,14) and (14,4)?
Nov 21, 2015
$2 x + 3 y = 40$
#### Explanation:
Given the points $\left(- 1 , 14\right)$ and $\left(14 , 4\right)$
the slope is
$\textcolor{w h i t e}{\text{XXX}} m = \frac{\Delta y}{\Delta x} = \frac{14 - 4}{- 1 - 14} = \frac{10}{- 15} = - \frac{2}{3}$... |
# Volume of Cube Formula
A cube is a three-dimensional shape with equal width, height, and length measurements. A cube has six square faces, and each face will have a side of equal length. Finding the volume of a cube is sometimes very much essential. Generally to find the volume of a cuboid we needed to multiply its ... |
• Mathematics - Grade 1: Introduction
In Grade 1, instructional time should focus on four critical areas: (1) developing understanding of addition, subtraction, and strategies for addition and subtraction within 20; (2) developing understanding of whole number relationships and place value, including grouping in tens ... |
# What does cutting squares from an A4 (297"mm"xx210"mm") sheet of paper tell you about sqrt(2)?
Aug 22, 2016
It illustrates the continued fraction for $\sqrt{2}$
$\sqrt{2} = 1 + \frac{1}{2 + \frac{1}{2 + \frac{1}{2 + \ldots}}}$
#### Explanation:
If you start with an accurate sheet of A4 ($297 \text{mm" xx 210"mm}... |
# If the population of the world was 6.5 billion in 2006 and is currently 7.1 billion (in the year 2013), what will the population be in the year 2050?
Sep 19, 2016
The answer will depend upon what model of growth you assume will occur.
There is insufficient information to answer this question.
#### Explanation:
He... |
# Derivative of ln x
How to find the derivative of the given function by using the derivative of ln x: formulas, 5 examples, and their solutions.
## Formulas
### Derivative of ln x
The derivative of ln x, [ln x]',
is 1/x.
Natural Logarithm
### Derivative of ln |x|
The derivative of ln |x|, [ln |x|]',
is also 1/x... |
## Uses of quadratic equations in daily life
Did you know that there are many uses of quadratic equations in daily life? It plays a very important role in the survival of human beings. Sometimes people solve the equations but they are not aware because it comes in naturally. Every field that involves the calculation o... |
# UNIT 4: Applications of Probability UNIT QUESTION: How do you calculate the probability of an event? Today’s Question: What is a permutation or combination.
## Presentation on theme: "UNIT 4: Applications of Probability UNIT QUESTION: How do you calculate the probability of an event? Today’s Question: What is a perm... |
# How do you solve the following linear system 3 x-2y=4 , x+4y=3?
Feb 12, 2017
$y = \frac{5}{14}$
$x = \frac{11}{7}$
#### Explanation:
1) Rearrange your equations to make them easier to use. The easiest way to do this is to isolate ONE variable that has the coefficient of 1.
$3 x - 2 y = 4$
$x = - 4 y + 3$
2) S... |
# Thread: This algebra has me stumped.
1. ## This algebra has me stumped.
can some one please give me, step by step, how to solve this problem. once I see how its done ill understand it for the other I have to do. -3(y-2)-y=5
2. If that's meant to me $-3(y-2)-y=5$ then you just multiply out those brackets to get...
... |
# Fraction Number Line - Definition with Examples
The Complete K-5 Math Learning Program Built for Your Child
• 30 Million Kids
Loved by kids and parent worldwide
• 50,000 Schools
Trusted by teachers across schools
• Comprehensive Curriculum
Aligned to Common Core
## What is Fraction Number Line?
Fraction: A f... |
# Evaluating a Function: Step by Step Examples
Share on
Evaluating a function gives you a y-value for an x-value.
Evaluating a function means to find a y-value for a specific x-value. For example, if you have the function f(x) = 2x, evaluating the function for x = 2 results in a y-value of 2*(x) = 4.
Contents:
## ... |
Courses
Courses for Kids
Free study material
Offline Centres
More
Store
# NCERT Exemplar for Class 11 Maths Chapter 1 - Sets (Book Solutions)
Last updated date: 06th Sep 2024
Total views: 695.4k
Views today: 8.95k
## NCERT Exemplar for Class 11 Maths - Sets - Free PDF Download
Download free PDF of NCERT Exemplar fo... |
# Factoring algebraic expressions using the distributive property | Algebra I | Khan Academy
From the earlier math you already know, you probably know about the idea of \u200b\u200ba multiplier. For example, let me choose any number, the number 12. We could say that the number 12 is a product of two and six; two by si... |
# A square tank has an area of 1600 cm2.
Question:
A square tank has an area of 1600 cm2. There are four semicircular plots around it. Find the cost of turfing the plots at Rs 12.50 per m2.
Solution:
Let a m be the side of the square.
Area of the square $=a^{2}$
Thus, we have:
$a^{2}=1600$
$\Rightarrow a=40$
A... |
# Proof of Cotangent Formula cot (α + β)
We will learn step-by-step the proof of cotangent formula cot (α + β).
Prove that, cot (α + β) = $$\frac{cot α cot β - 1}{cot β - cot α}$$.
Proof: cot (α + β) = $$\frac{cos (α + β)}{sin (α + β)}$$
= $$\frac{cos α cos β - sin α sin β}{sin α cos β + cos α sin β}$$
= $$\frac{\... |
# How to Find the Area of a Curve Using Sigma
Summation notation, or sigma, is used in mathematics to indicate the solution is a series of additions. Sigma notation is represented by the upper case Greek sigma, Σ. In calculus, sigma notation can be used to find the approximate area under a curve. It is especially usef... |
# Maths Circles Ia
Topics: Circle, Length, Elementary mathematics Pages: 9 (2252 words) Published: November 12, 2012
XYZ
IB SL Math
Circles
Aim:
The aim of this task is to investigate positions of points in intersecting circles. Introduction:
The above diagram shows that distance r is the distance between any point... |
# Parallel Resistors:
## Introduction
If the total current into a set of parallel resistors is known, there is an easy way to determine the current through any individual resistor in the parallel combination. The appropriate formula is called the current divider formula, since the total current is divided among the i... |
Question Video: Writing Ordered Pairs for Points Plotted on Graphs | Nagwa Question Video: Writing Ordered Pairs for Points Plotted on Graphs | Nagwa
# Question Video: Writing Ordered Pairs for Points Plotted on Graphs Mathematics
Write the ordered pair for the location of the monkeys.
01:59
### Video Transcript
W... |
# 4.4 Contingency tables
Page 1 / 2
This module introduces the contingency table as a way of determining conditional probabilities.
A contingency table provides a way of portraying data that can facilitate calculating probabilities. The table helps in determining conditional probabilities quite easily. The table dis... |
Question Video: Identifying the Equation of the Line for a Given Graph | Nagwa Question Video: Identifying the Equation of the Line for a Given Graph | Nagwa
# Question Video: Identifying the Equation of the Line for a Given Graph Mathematics • Third Year of Preparatory School
## Join Nagwa Classes
Consider the grap... |
# Less Than Sign: In Math, Symbol, Example
Mathematics is a vast field that includes numerous symbols, signs, and equations. One of the most common symbols used in mathematics is the less than sign (<). The less than sign is utilized to compare two values and denote which one is smaller or lesser. This article will de... |
# Use Gaussian elimination to find the complete solution to the system of given equations, or show that none exists. {(5x+8y-6z=14),(3x+4y-2z=8),(x+2y-2z=3):}
Question
Equations
Use Gaussian elimination to find the complete solution to the system of given equations, or show that none exists.
$$\displaystyle{\left\lbra... |
Chain Rule Formula
The Chain Rule formula is a formula for computing the derivative of the composition of two or more functions. Chain rule in differentiation is defined for composite functions. For instance, if f and g are functions, then the chain rule expresses the derivative of their composition.
d/dx [f(g(x))] = ... |
+0
# The midpoint of the line segment between $(x,y)$ and $(-9,1)$ is $(3,-5)$. Find $(x,y)$.
+1
62
1
The midpoint of the line segment between $(x,y)$ and $(-9,1)$ is $(3,-5)$. Find $(x,y)$.
Guest Nov 22, 2017
#1
+1493
+2
Use the midpoint formula to get you started and then work from there!
The midpoint formula ... |
# SYSTEMS OF EQUATIONS.
## Presentation on theme: "SYSTEMS OF EQUATIONS."— Presentation transcript:
SYSTEMS OF EQUATIONS
Substitution Method Ex. 1: 2x + y = 15 y = 3x so 5x = 15 and x = 3
You now have to go back to one of your original equations where you will substitute the known value of x in order to determine th... |
A Dice Theorem
by Peter Meyer
How many ways are there of throwing two indistinguishable dice? The answer is 21. Why?
Answer: There are 6 ways of throwing the first die, and 6 ways of throwing the second die, and since the die throws are independent, there are 6*6 = 36 possibilities. But a 2 and a 3 is the same as a 3... |
# How do you solve 2x+5=0?
Feb 27, 2017
See the entire solution process below:
#### Explanation:
First, subtract $\textcolor{red}{5}$ from each side of the equation to isolate the $x$ term while keeping the equation balanced:
$2 x + 5 - \textcolor{red}{5} = 0 - \textcolor{red}{5}$
$2 x + 0 = - 5$
$2 x = - 5$
No... |
Education.com
# Inclined Planes: Making Lifting Easier
By Pam Walker | Elaine Wood
John Wiley & Sons, Inc.
When the ancient Egyptians were building the pyramids, they created ramps to help them move gigantic blocks of stone to the upper levels. A ramp is a type of simple machine called an inclined plane. These flat,... |
Refer to our Texas Go Math Grade 3 Answer Key Pdf to score good marks in the exams. Test yourself by practicing the problems from Texas Go Math Grade 3 Lesson 15.1 Answer Key Classify Quadrilaterals.
Unlock the Problem
An angle is formed by two rays that share an endpoint. Two dimensional figures have angles formed ... |
# Equivalent expressions
```4-3 Equivalent Expressions
Learn factor numerical and algebraic
expressions and write equivalent
numerical and algebraic expression.
4-3 Equivalent Expressions
Vocabulary
term
coefficient
equivalent expressions
4-3 Equivalent Expressions
The terms of an expression are the parts of the
expre... |
# Is radius a chord of a circle?
• Last Updated : 18 Jan, 2022
Geometry is a part of mathematics that deals with the properties of lines, solids, points, measurements, angles, etc. It can also be defined as the visual study of shapes, sizes, etc. Euclid is the father of geometry. Some of the major types of geometry a... |
# Short Division with Remainders
Short Division with Remainders
• A remainder is the amount left over after a number has been shared equally.
• 7 ÷ 3 is not an exact division so it will have a remainder.
• We can share 7 sweets between 3 people so that they each get 2 sweets and one is left over.
• We say that 7 ÷ 3 ... |
# Coordinate Geometry: Solving GMAT Problems With Lines Crossing Either the X-Axis or the Y-Axis
Today let’s learn about the cases in which lines on the XY plane cross, or do not cross, the x- or y-axis. Students often struggle with questions such as this:
Does the line with equation ax+by = c, where a,b and c are re... |
Bergen
## Answered question
2021-08-12
How many times can a horizontal line intersect the graph of a function that is one-to-one?
### Answer & Explanation
toroztatG
Skilled2021-08-13Added 98 answers
Suppose f is an one-to-one function.
If (a,b) lies in the graph of f, then there does not exists any x with x!=a s... |
# Video: GCSE Mathematics Foundation Tier Pack 1 β’ Paper 3 β’ Question 8
GCSE Mathematics Foundation Tier Pack 1 β’ Paper 3 β’ Question 8
05:04
### Video Transcript
πππ is a straight line, where the length ππ is seven times the length ππ. Given that ππ equals 120 centimeters, calcula... |
# Curve Fitting using Lagrange Interpolation
, 12 Sep 2008 CPOL
Rate this:
Fitting a set of points P to a curve using Lagrange Interpolation Polynomial.
## Introduction
In this article, I will explain curve fitting using the Lagrange interpolation polynomial. Curve fitting is used in a wide spectrum in engineering ... |
Egyptian Fractions
Prepared by:
Joseph Malkevitch
Mathematics and Computing Department
York College (CUNY)
Jamaica, NY 11451
email:
malkevitch@york.cuny.edu
web page:
http://york.cuny.edu/~malk/
The ancient Egyptians represented fractions as the sum of fractions with unit numerators (e.g. the numerator was the n... |
by Kyle Schultz
The Fibonacci Sequence
The Fibonacci Sequence is a pervasive mathematical concept, appearing in a variety of mathematical and nonmathematical contexts. For a brief history of its origin, Click Here. It is generated by choosing the values of the first two terms. Classically, the first terms are set equ... |
3-4 example12
# 3-4 example12 - Student Grady Simonton Course Math119...
This preview shows pages 1–3. 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 the end of the preview. Sign up to access the rest of the document.
... |
# How do you implicitly differentiate y= xy^2 + x ^2 e^(x -2y) ?
Apr 14, 2017
$\frac{\mathrm{dy}}{\mathrm{dx}} = \frac{{y}^{2} + {x}^{2} \left({e}^{x - 2 y}\right) + 2 x {e}^{x - 2 y}}{1 - 2 x y + 2 {x}^{2} {e}^{x - 2 y}}$
#### Explanation:
Take the derivative of the equation except for every time you differentiate... |
# 22/21 as a Decimal and Mixed Number
22/21 as a decimal and mixed number expansion provides the detailed information about what is 22/21 in decimal and mixed number form, and the answer with steps help students to easily understand how it is being calculated.
22/21 as a Decimal Expansion
22/21 = 1.0476
Hence,
22/21 ... |
# Introduction to mean, median, mode, and range
### Introduction to mean, median, mode, and range
In this lesson, we will learn:
• How to calculate the four types of measures of central tendency for a data set: mean, median, mode, and range
Notes:
• Measures of central tendency refer to types of calculations done ... |
Perimeter and Area Class 7 Worksheets
# Perimeter and Area Class 7 Worksheets
Perimeter and Area Class 7 Worksheets play a major role for revising the maths concepts.
## Perimeter and Area Class 7 Worksheet 1 with Answers
1. Fill in the blanks.
a. Perimeter of a square whose area is 676 cm2 is ___________.
b. The... |
# How to Maximize Box Volume Using Calculus by Maria Clark
1,010
7
1
Posted
## Introduction: How to Maximize Box Volume Using Calculus by Maria Clark
I will show you how to solve a common problem found in Calculus classes. The point is to maximize the volume of a box. I will use this example problem to show how t... |
How to Find the Least Common Multiple - dummies
# How to Find the Least Common Multiple
The least common multiple (LCM) of a set of numbers is the smallest number that’s a multiple of every number in that set. For small numbers, you can simply list the first several multiples of each number until you get a match.
Wh... |
# Turunan Bentuk Perkalian dan Pembagian
### Turunan Bentuk Perkalian dan Pembagian
###### Turunan Bentuk Perkalian
$$y = u \:.\: v \rightarrow y' = u' \:.\: v + u \:.\: v'$$
$$y = u \:.\: v \:.\: w \rightarrow y' = u' \:.\: v \:.\: w + u \:.\: v' \:.\: w + u \:.\: v \:.\: w'$$
Contoh
$$y = (x^2 + 3x + 4)(6x + 2)... |
#### If AB is a chord of a circle with centre O, AOC is a diameter and AT is the tangent at A as shown in Figure. Prove that $\angle$BAT = $\angle$ACB
Solution
Here $\angle ABC= 90^{\circ}$ [ AC is a diameter line, $\therefore$ Angle in semi circle formed, is $90^{\circ}$]
In $\bigtriangleup$ABC
$\angle CAB+\an... |
# Finding the Slope of a Line From Two Points
## Presentation on theme: "Finding the Slope of a Line From Two Points"— Presentation transcript:
Finding the Slope of a Line From Two Points
Given the points: (3, 4) and (2, 6)
Problem 1 5 Given the points: (3, 4) and (2, 6) x1, y1 x2, y2 -5 5 Find the slope of the line... |
Você está na página 1de 6
# IMPORTANT PROPERTIES/CONCEPTS OF GEOMETRY (Compiled by Ronnie Bansal) 1.
Basic Terms and Definitions: a) Line-segment: A part of a line with two end points is called a line-segm ent. b) Ray: A part of a line with one end point is called a ray. c) Collinear Points: if three or more points l... |
# How do you solve the equation 2x^2+3x-2=0?
Aug 28, 2017
See a solution process below:
#### Explanation:
We can use the quadratic equation to solve this problem:
For $\textcolor{red}{a} {x}^{2} + \textcolor{b l u e}{b} x + \textcolor{g r e e n}{c} = 0$, the values of $x$ which are the solutions to the equation ar... |
Data Interpretation for IBPS PO, Download DI PDF For IBPS PO Free
Directions: Study the following information carefully and answer the questions given beside:
Four friends, Priyanka, Pinki, Rinki, and Munni start travelling towards a certain distance from the same point and at the same time. The following four pie ch... |
# Writing a triangle congruence statement
Right triangles are congruent if the hypotenuse and one side length, HL, or the hypotenuse and one acute angle, HA, are equivalent.
Using Congruence Statements Nearly any geometric shape -- including lines, circles and polygons -- can be congruent. Congruence Statement Basics... |
{{ toc.signature }}
{{ 'ml-toc-proceed-mlc' | message }}
{{ 'ml-toc-proceed-tbs' | message }}
An error ocurred, try again later!
Chapter {{ article.chapter.number }}
{{ article.number }}.
# {{ article.displayTitle }}
{{ article.intro.summary }}
{{ ability.description }}
Lesson Settings & Tools
{{ 'ml-lesson-number-s... |
# Using the following ages Debbie 56 Jennifer 16 Eddie 60 How old was Eddie when Debbie was born? Write an equation that shows how old in years each of you will be, when your ages...
Using the following ages Debbie 56 Jennifer 16 Eddie 60
How old was Eddie when Debbie was born?
Write an equation that... |
# AP Statistics : How to apply conditional probability
## Example Questions
### Example Question #1 : How To Apply Conditional Probability
How many different football teams of 11 members may be created from 13 men, without regard to the position played by any of the members?
78
65
120
13
11
78
Explanation:
T... |
# What is the integral of sin(x)*sin(10x)?
Apr 22, 2015
Use one of the product to sum formulas. Not many of us use them enough to memorize them, but they are easy enough to get.
We want to change a product of sines. We recall the sine and cosine of a sum or difference.
For this problem we'll need
$\cos \left(a + b... |
#### Provide solution for RD Sharma maths class 12 chapter Inverse Trigonometric Function exercise 3.9 question 1 subquestion (ii)
$\frac{13}{5}$
Hint:
Convert the cot-1 term to a tan-1 term so that we can us the following result to solve the sum
$sec^{2}(x)=1+tan^{2}(x)$
$\therefore sec\, (x)=\sqrt{1+tan^{2}(x)}$... |
# Point V lies between points U and W on . If UW = 9x – 9, what is UW in units?
### People Reviews
Point V lies between points U and W on . If UW = 9x – 9, what is UW in units? 5 units 6 units 30 units 36 units
The correct option is (D) 36 units. Step-by-step explanation: Given that point V lies between points U an... |
# Subtraction of Two Matrices – Definition, Conditions, Properties | How to Subtract Two Matrices?
Subtraction of Two Matrices is subtracting two matrices having the same order. The order must be the same for the two matrices. If the first matrix in the subtraction is 2 × 2, then the second matrix order must also be 2... |
# NCERT Solutions for Class 12 Maths Chapter 10- Vector Algebra Exercise 10.1
## NCERT Solutions for Class 12 Maths Chapter 10 Vector Algebra Exercise 10.1 – CBSE Term II Free PDF Download
Exercise 10.1 of NCERT Solutions for Class 12 Maths Chapter 10- Vector Algebra is based on the following topics:
1. Introducti... |
##### Exercise 1
Since $$x_0, x_1, \dots, x_j$$ are all separated by distance $$\frac{1}{n} (b-a) = \Delta x$$, we have
\begin{align*} x_j &= (x_j - x_{j-1}) + (x_{j-1} - x_{j-2}) + \dots + (x_1 - x_0) + x_0 \\ &= j \, \Delta x + x_0 \\ &= a + j \, \Delta x. \end{align*}
In the last equality we used the fact that $$... |
# Simple Interest Section 5.1. Introduction When you deposit money into a savings at a bank you expect the bank to pay you for the privilege of saving your.
## Presentation on theme: "Simple Interest Section 5.1. Introduction When you deposit money into a savings at a bank you expect the bank to pay you for the privil... |
# Simple Interest Questions & Formulas
Rating:
0
(0)
There is nothing free in this world and borrowing the money is no exception to it. When you borrow a certain amount of money from any individual or an organization, you not only repay them back the borrowed amount but also the interest along with it. The interest o... |
# Section B: Practice Problems Halves, Thirds, and Fourths
## Section Summary
Details
We have learned a lot about composing and decomposing shapes. Sometimes the pieces make up a whole shape, but all of the pieces are not the same size. Sometimes the whole is partitioned into equal pieces and they have special names... |
# What Is Negative 5 Squared
Contents
## What is the solution for 5 squared?
5 squared equals 25 (Twenty Five).
A number is said to be “squared” if its index (power) is equal to two. This indicates that it is multiplied once by itself. Similarly if the index of a number is 3 it is said to be “cubed” (Three). This i... |
Subsets and Splits
No community queries yet
The top public SQL queries from the community will appear here once available.