1.

Integrate 2x sin 2x.

A. ( frac{sin u20612x}{2} )+x cos u20612x+C
B. ( frac{sin u20612x}{2} )-cos u20612x+C
C. ( frac{cos u20612x}{2} )-x cos u20612x+C
D. ( frac{sin u20612x}{2} )-x cos u20612x+C
Answer» E.


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