If f(x) = cos x - cos^(2)x + cos^(3)x + ...

If `f(x) = cos x - cos^(2)x + cos^(3)x + …. to oo int f(x) dx =`

A

tan (x/2) +c

B

x + tan (x/2) + c

C

x-1/2 (tan) x/2 + C

D

x - tan (x/2) + c

Text Solution

Verified by Experts

The correct Answer is:

D

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