If I(1)=int(3pi)^(0) f(cos^(2)x)dx and I...

If `I_(1)=int_(3pi)^(0) f(cos^(2)x)dx` and `I_(2)=int_(pi)^(0) f(cos^(2)x)` then

A

`I_(1)=I_(2)`

B

`I_(1)=2I_(2)`

C

`I_(1)=5I_(2)`

D

none of these

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The correct Answer is:

D

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