Question

How do you find the inverse function of the function f(x) = 3/x?

Answer 1

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

Explanation:

`f(x)=3/x`
`y=3/x`

Switch the variables, and solve for `y`.

`x=3/y`
`xy=3`
`y=3/x`

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

So, the inverse of `f(x)=3/x` is itself.