Question

what is identity function? ​

Answer 1

hey mate I think it will help you..

Answer 2

Hey !

Identity function:- The function f : R ---> R defined as f(x) = x , ∀ x ∈ R, is called the identity function.

Its domain is R and range is also R.

The graph of the identity function is a straight line passing through origin and inclined at an angle of 45° with x-axis.

GOOD LUCK !