Evaluate the integral.
A. 
x3 sin 8x - 
x2 cos 8x + 
x sin 8x + 
cos 8x + C
B. 
x3 sin 8x + 
x2 cos 8x - 
x sin 8x - 
cos 8x + C
C. 
x3 sin 8x + 
x2 cos 8x - 
x sin 8x - 
cos 8x + C
D. 
x3 cos 8x + 
x2 sin 8x - 
x cos 8x - 
sin 8x + C
Answer: B
Mathematics
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