Question

How do you find the inverse of `f(x) = 3x + 1`?

Answer 1

`f^(-1)(x)=(x-1)/3`

Explanation:

By definition, the inverse function is defined as follows :

`y=f^(-1)(x)iff f(y)=x`

So in this case it would be so `iff 3y+1=x`

`iffy=(x-1)/3`