Find the most general antiderivative.
dx
A. 7 tan-1 x - ln |x| + C
B. 7 tan-1 x - 4 ln |x| + C
C. 
- 
+ C
D. 7 tan-1 x + 4 ln |x| + C
Answer: B
Mathematics
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A. 
B. 
C. 
D. 
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