Question

If f(x) = 2 /3 x + 9, find f−1(x).

A) f square root −1(x) = 3x − 9
B) f square root −1(x) = 2 /3 x + 9
C) f square root −1(x) = 3 /2 x + 27/ 2
D) f square root −1(x) = 3/ 2 x − 27/ 2

Answer 1

its A or B

Explanation:

i think becuase i am very sure that it is not B