NCERT Solutions for Class 12 Maths Chapter 1 Exercise 1.1 Relations and Functions in Hindi Medium as well as English Medium for the students of (CBSE Board, UP Board – intermediate, Bihar Board – Senior Secondary, Uttarakhand Board & other Boards) following NCERT Books as a course book.

## NCERT Solutions for Class 12 Maths Chapter 1 Exercise 1.1

### Class 12 Maths Chapter 1 Exercise 1.1 Sols in English

NCERT Solutions for Class 12 Maths Chapter 1 Exercise 1.1 Relations and Functions in English Medium free to download in PDF. All Solutions are available to download as well as view online. Click here to go back to Class 12 Maths Chapter 1 all exercises or go for Hindi Medium Solutions, if you want to see the solutions in Hindi.

### Class 12 Maths Chapter 1 Exercise 1.1 Sols in Hindi

NCERT Solutions for Class 12 Maths Chapter 1 Exercise 1.1 Relations and Functions in Hindi Medium free to use online. All the solutions are done with complete description and the reasons are given in front of the steps for better understanding. Click here to go back to Class 12 Maths Chapter 1 all exercises or go for English Medium solutions, if you want to change the medium of solutions as English.

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#### About 12 Maths Exercise 1.1

In Exercise 1.1, the questions are based on Equivalence Relations. If any Relation is Reflexive, Symmetric and Transitive, it is called Equivalence Relation. If we have to prove that the function is not Equivalence, then one of the above condition must be false.

##### Some Important Terms

*Reflexive Relation*: Relation R defined on set A is said to be reflexive if (a, a) ∈ R ∀ a∈ A.*Symmetric Relation*: Relation R defined on set A is said to be symmetric iff (a, b) ∈ R ⇨ (b, a) ∈ R ∀ a, b, ∈ A.*Transitive Relation*: Relation R defined on set A is said to be transitive if (a, b) ∈ R, (b, c) ∈ R ⇨(a, c) ∈ R ∀ a, b, c ∈ A.*Equivalence Relation*: A relation defined on set A is said to be equivalence relation if it is reflexive, symmetric and transitive.

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