Question

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

Answer 1

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

Explanation:

By definition, `y=f^(-1)(x)ifff(y)=x`

`iffy/(y+1)=x`

`iffy=xy+x`

`iffy=x/(1-x)`