Question

Find the inverse function f -1(x) for the given function f(x). f(x) = x + 1/8

Answer 1

f⁻¹(x) = 8x - 1

Explanation:

Swap the positions of y (f(x)) and x and solve for y.

`x=(y+1)/(8)\\\\8(x)=(y+1)/(8)(8)\\\\8x=y+1\\\\8x-1=y+1-1\\\\8x-1=y`