## Rational number for class 8 notes

Introduction Till now, we have studied the natural number, whole number, integers, decimal, and fraction. Now in class 8, we will study a new type of number which is called” rational number”.Here is the complete Rational number class 8 notes explanation which will help you to prepare all your concepts regarding this chapter. If you … Read more

## Algebraic Identities for class 9

Introduction We have already studied algebraic expressions their addition, subtraction, multiplication, and division. When we multiply binomial(Algebraic Expressions having two terms), we obtained the following results which are known as algebraic identities and it is true for all values of a and b i.e LHS=RHS (a+b)(a+b)=a²+2ab+b² (a-b)(a-b)=a²-2ab+b² (a+b)(a-b)=a²-b² Here are few algebraic identity which we … Read more

## Set class 11 notes:{simple explanation with examples,PDF and worksheet}

Hey, in this post you will get set class 11 notes in simple language with lot of examples. Here is the list of topics that are going to cover in this article. Definition of set Way of representing a set :[Roster form and set builder form]. Types of the set with definition and example Subsets … Read more

## Polynomial for class 10 for board 2020-21

Polynomial: Those algebraic expressions in which variables power are positive integers and coefficients are real numbers, that expressions are called a polynomial. Example – (i)f(x)=3 x-2 is polynomial {power of variable x is 1 } But 3 x½-2 is not polynomial {power of variable x is fractional } (ii) f(x)=3 y²-2 y+4 is polynomial {power of all … Read more

## What is real number

Real number is a number which can be represented on number line .                    example : 2 ,3 ,√2 ,22/7 etc  The number which we use  real world to perform calculations in mathematics and physics is real                      … Read more

## Real numbers class 10 notes for board 2021-2022[Updated]

Definition and types of real numbers Real number -:The number that can be represented on the number line is called real number. It Includes  Whole numbers (0,1,2,3,4,5…..) Natural Numbers (1,2,3,4,5,…) Integers (….,-2,-1,0,1,2,3,…..)  OR The numbers which we use in real life are called the  Real numbers. The numbers we used for the calculation, measurement, etc … Read more

## Real number class 10 Important Questions with solution 2021

Disclosure: Sometime I recommend books I have used in the past and were helpful for me .This post may contains affiliate links that means if you purchase through link ,I will earn a commission fee at no extra cost to you .Thanks for your support Practice following  “Real number questions for the upcoming 2021 board” … Read more