Find the inverse function offinformally.

f(x) = x³ + 7

f¹(x) = ______

Verify that f(f¹(x)) = x and f¹(f(x)) = x

f(f¹(x)) = f(_______)

= (________)³ +7

. = x

f¹(f(x)) = f^-1(_______)

= *cubed root*(________)-7

. = x