Using the Derivative of F(x) Given Below, Determine the Critical $$f ^ { \prime } ( x ) = ( x + 5 ) ^ { 2 } e ^ { - x }$$

Multiple Choice

Using the derivative of f(x) given below, determine the critical points of f(x) .
- $$f ^ { \prime } ( x ) = ( x + 5 ) ^ { 2 } e ^ { - x }$$

A) -3
B) 5
C) -5
D) -5, -3