Question

Find the inverse of the function.

f(x) = 6x3 + 3

Answer 1

\[f^1=\frac{ \sqrt[3]{36(x-3)} }{ 6} \]

Answer 2

f(x) = 6x^3 + 3

let f(x) = y

y = 6x^3 + 3

solve the function for x. then replace all the x's with y's and all the y's with x's.