1.

The value of \[\frac{\sin 8x+7\sin 6x+18\sin 4x+12\sin 2x}{\sin 7x+6\sin 5x+12\sin 3x}\] equal to?

A. \[2\cos x\]
B. \[\cos x\]
C. \[2sinx\]
D. \[sinx\]
Answer» B. \[\cos x\]


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