Question

What do you mean by Identity function in Mathematics???

Answer 1

$\huge\bold{Identity\:Function}$

• Identity Function :

= The function or element is associated with itself then f is also called Identity function and f is denoted by Ia.

• Or we can say in easy language that f (x) = x means it's variables are in equal.

Answer 2

Step-by-step explanation:

In mathematics, an identity function, also called an identity relation or identity map or identity transformation, is a function that always returns the same value that was used as its argument.