Evaluate the integral by using multiple substitutions.
dx
A. 
(8 + sin2 (x - 10))3/2 + C
B. (8 + cos2 (x - 10))3/2 + C
C. 
(8 + sin2 x)3/2 + C
D. 
+ C
Answer: A
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+ 
A. - 
B. 
C. - 
D. 