Express the integrand as a sum of partial fractions and evaluate the integral.
dx
A. ln 
+ 
ln 
+ tan-1 
+ C
B. 5 ln 
- 
ln 
- tan-1 x + C
C. 5 ln 
+ 
ln 
+ 
tan-1 
+ C
D. 5 ln 
+ 
ln 
+ sin-1 
+ C
Answer: C
Mathematics
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