Evaluate the integral.
A. 3 ln 
- 25(t - 7)-1 + C
B. 3 ln 
- 25(cos t - 7)-1 + C
C. 3 ln 
+ 25(cos t - 7)-1 + C
D. 4 ln 
- 21(cos t - 7)-1 + C
Answer: B
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