Quadratic equation for class 10 board 2020-21

We have already studied about quadratic polynomial in polynomial chapter 2.And in this post ,you will get quadratic equation class 10 notes explanation in simple language .When a polynomial f(x) is equated to zero ,we get an equation .Let f(x) is quadratic polynomial ,then f(x)=0 is called quadratic equation.We know the general form of quadratic … Read more

Linear equations in one variable for class 8

“Tired about the chapter linear equations in one variable “? Here you will learn the complete concept which will help you to solve the problems.In this article first, you will learn concept and then solution of some problems based on that concept. At the there are some practicing and challenging problems which you should must … Read more

Rational Number Chapter 1 Class 8 Notes for 2021-22[Updated]

In this “Rational Number Class 8 Notes”, you will learn the following topics. Rational number  Properties of rational numbers: Closure property, Commutative Property, Associative Property, and Distributive Property. Additive identity and multiplicative identity Additive inverse and multiplicative inverse  Rational numbers between two rational number. word problem What is a rational number? The numbers which can … Read more

Algebraic Identities for class 9

Algebraic identities: Algebraic identities are an equation that is true for all values of variables. Here are some popular identities which we use a lot in mathematics. (a+b)(a+b)=a²+2ab+b² (a-b)(a-b)=a²-2ab+b² (a+b)(a-b)=a²-b² Difference between identity and equation Identity: Identity is equality(or equation) which is true for all values of variables. Example : Identity ( a²-b²)=(a-b)(a+b) is true … 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 Class 10 Notes for board 2021-22[PDF Included]

Polynomial: Those algebraic expressions with integral Exponents and Real Coeffients are called polynomial. For Example : f(x)=3x-2 is polynomial [Reason: Power of variable x is 1] But 3 x½-2 is not polynomial  [Reason: Power of variable x is fractional] Other Examples ….. f(x)=3 y²-2 y+4 is polynomial [Reason: Power of all variables y is positive … 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 a 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 Real numbers. The numbers we used for the calculation, measurement, etc … Read more