Finding Inverses
View the Lessons Page | MATHguide homepage Updated December 13th, 2016


Status: Waiting for your answers.

Given: f(x) = 5x + 4
  
Calculate:The inverse of f(x), denoted as f -1 (x).
 


Choose the correct response below.

a)f -1 (x) = 4x + 5
b)f -1 (x) = (1/4)x - 5/4
c)f -1 (x) = 4x - 5
d)f -1 (x) = (1/5)x - 4/5