# How do you find the inverse of #y = 2^x# and is it a function?

##### 1 Answer

Mar 20, 2016

#### Answer:

The inverse of

#### Explanation:

This is how to do it.

From the given

interchange the variables so that

then solve for y:

take the logarithm of both sides with base

and

The graph of

graph{(y-2^x)(y-log x/log 2)(y-x)=0[-20,20,-10,10]}

God bless....I hope the explanation is useful.