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The Integral excosxdx\int e ^ { x } \cos x d x

Question 9

Multiple Choice

The integral excosxdx\int e ^ { x } \cos x d x is


A) ex(sinxcosx) 2+C\frac { e ^ { x } ( \sin x - \cos x ) } { 2 } + C
B) ex(sinx+cosx) 2+C- \frac { e ^ { x } ( \sin x + \cos x ) } { 2 } + C
C) ex(sinx+cosx) 2+C\frac { e ^ { x } ( - \sin x + \cos x ) } { 2 } + C
D) ex(sinx+cosx) 2+C\frac { e ^ { x } ( \sin x + \cos x ) } { 2 } + C
E) ex(sinx+cosx) 2+C\frac { e ^ { - x } ( \sin x + \cos x ) } { 2 } + C

Correct Answer:

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