Question

How do you find the inverse of `y=4^x` and is it a function?

Answer 1

Inverse function of `y=4^x` is `y=0.7213lnx`

Explanation:

As `y=4^x`

`x=log_4y=lny/ln4=0.7213lny`

Hence inverse function of `y=4^x` is

`y=0.7213lnx`