Question

What is the inverse of the function f(x) = 4x + 8?

h(x) = x – 2
h(x) = x + 2
h(x) = x – 2
h(x) = x + 2

Answer 1

option A

Explanation:

Answer 2

let y = 4x + 8

4x = y - 8

x = (y - 8) / 4 = 0.25y - 2

The inverse is 0.25x - 2