Question

If f(x)=5x, what is f^-1(x)

Answer 1

We want to find the inverse of the function f(x) = 5x. For this purpose, we use the following procedure:

Let´s the function:

`f(x)\text{ = 5x}`

this is equivalent to say

`y\text{ = 5x}`

Now, we resolve the above equation in terms of x. That is: