1.

\[\int{{{e}^{x}}\left[ f(x)+{f}'(x) \right]\,\,dx}\] is equal to            [DCE 2002]

A.                 \[{{e}^{x}}f(x)\]
B.                 \[{{e}^{x}}\]
C.                 \[{{e}^{x}}{f}'(x)\]
D.   None of these
Answer» B.                 \[{{e}^{x}}\]


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