Question

Evaluate the inverse of f(5) where f(x) = 6 - x ?

Answer 1

It is `f^(-1)(5)=1`

Explanation:

The inverse of f(x) is

`f(x)=6-x=>x=6-f(x)=>f^(-1)(x)=6-x` hence

`f^(-1)(5)=6-5=1`