Question

How do you find the inverse of `f(x) = 6x - 4`?

Answer 1

`f^(-1)(x)=(x+4)/6`

Explanation:

First, switch the positions of `x` and `y`.
`y=6x-4`
Inverse: `x=6y-4`.

Next, isolate `y`.
`x=6y-4`
`x+4=6y`
`(1/6)(x+4)=(1/6)6y`
`color(red)(y=(x+4)/6)`