1.

\[\int_{{}}^{{}}{\frac{3\sin x+2\cos x}{3\cos x+2\sin x}\ dx=}\]

A.                 \[\frac{12}{13}x-\frac{5}{13}\log (3\cos x+2\sin x)\]
B.                 \[\frac{12}{13}x+\frac{5}{13}\log (3\cos x+2\sin x)\]
C.                 \[\frac{13}{12}x+\frac{5}{13}\log (3\cos x+2\sin x)\]
D.                 None of these
Answer» B.                 \[\frac{12}{13}x+\frac{5}{13}\log (3\cos x+2\sin x)\]


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