1.

\[\int_{{}}^{{}}{{{e}^{-2x}}\sin 3x\ dx=}\]

A. \[\frac{1}{13}{{e}^{-2x}}[\sin 3x+\cos 3x]+c\]
B. \[-\frac{1}{13}{{e}^{-2x}}[\sin 3x+\cos 3x]+c\]
C. \[\frac{1}{13}{{e}^{-2x}}[2\sin 3x+3\cos 3x]+c\]
D. \[-\frac{1}{13}{{e}^{-2x}}[2\sin 3x+3\cos 3x]+c\]
Answer» E.


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