Question

How do you find the inverse of `y = ln x`?

Answer 1

`y^-1 = e^x`

Explanation:

`y = ln(x)`

To find an inverse function, we swap `x` and `y` and solve for `y` again.

`x = ln(y)`

`e^x = e^(ln(y))`

`y = e^x`

Hence: `y^-1 = e^x`