Question

Given the function f(x) = 2^x, find the value of f^−1(16).

Answer 1

set f(x) = 2^x = 16,
and solve x

Answer 2

what will i do with the f^--1(16)

Answer 3

whatever value u get for x, when u solve below :-

2^x = 16

is the value of f^-1(16)