Question

Find an equation for the inverse function

Answer 1

Given the function
`f(x)=(6x+9)/(x-7) ,x\\eq 7`.

Let
`y=(6x+9)/(x-7)`. Now solve for x,

`image`

Thus, the inverse function is

`f^(-1)(x)=(9+7x)/(x-6),x\\eq 6`