Determine Whether the Function Has an Inverse Function $f ^ { - 1 } ( x ) = \sqrt { x } + 4$

Multiple Choice

Determine whether the function has an inverse function.If it does, find the inverse function.
F(x) = (x + 4) ², x -4

A) $f ^ { - 1 } ( x ) = \sqrt { x } + 4$
B) f^-1(x) = -(x + 4) ²
C) f^-1(x) = (x + 4) ^-2
D) $f ^ { - 1 } ( x ) = \sqrt { x } - 4$
E) No inverse