Evaluate the integral.
A. - ln 
+ 
ln 
- 3 tan-1 (sin t) + C
B. ln 
- ln 
- 5 tan-1 (sin t) + C
C. - ln 
+ 
ln 
- 3 tan-1 t + C
D. - ln 
+ 
ln 
+ C
Answer: A
Mathematics
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A. 
B. 
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