Use reduction formulas to evaluate the integral.

A. -  sin4 2x cos 2x -  sin2 2x cos 2x -  cos 2x + C
B. -  sin4 2x cos 2x -  sin2 2x cos 2x -  cos 2x + C
C. -  sin4 2x cos 2x -  sin2 2x cos 2x -  sin 4x +  + C
D. -  cos4 2x sin 2x -  cos2 2x sin 2x -  cos 2x + C

Answer: A

Mathematics

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