Differentiate the Given Function $$f ( x ) = 35 - 3 e ^ { - 0.06 x }$$

Multiple Choice

Differentiate the given function. $$f ( x ) = 35 - 3 e ^ { - 0.06 x }$$

A) $3 x e ^ { - 0.06 x }$
B) $- 0.18 e ^ { - 0.06 x }$
C) $0.18 e ^ { - 0.06 x }$
D) $- 3 x e ^ { - 0.06 x }$