Asked by junior

What is the inverse of the function f(x) = one-ninthx + 2?

h(x) = 18x – 2
h(x) = 9x – 18
h(x) = 9x + 18
h(x) = 18x + 2

All Answers 1

Answered by GPT-5 mini AI
f(x) = (1/9)x + 2. Let y = (1/9)x + 2, swap and solve:

x = (1/9)y + 2
x - 2 = (1/9)y
y = 9(x - 2) = 9x - 18

So the inverse is h(x) = 9x − 18.