Question

Which of the following expressions is the inverse of the function y equals quantity x minus 2 divided by 3?

y = 3x + 2
y = 2x + 3
y equals quantity x minus 3 divided by 2
y equals quantity x plus 2 divided by 3

Answer 1

It's option A:-

y = (x - 2) / 3

3y = x - 2

x = 3y + 2

Inverse is 3x + 2