Use Integration by Parts to Evaluate the Integral $\int ( 1 - x ) e ^ { x } d x$

Multiple Choice

Use integration by parts to evaluate the integral $\int ( 1 - x ) e ^ { x } d x$

A) $( - 2 - x ) e ^ { x } + C$
B) $( 1 - x ) e ^ { x } + C$
C) $( 2 - x ) e ^ { x } + C$
D) $( 2 + x ) e ^ { x } + C$