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int(0)^(pi)(1)/(41+40 cos x)dx=...

`int_(0)^(pi)(1)/(41+40 cos x)dx=`

A

`(pi)/(3)`

B

`(pi)/(2)`

C

`(pi)/(9)`

D

`(pi)/(12)`

Text Solution

Verified by Experts

The correct Answer is:
C
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