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int (0)^(pi//4) sec^(7) theta sin^(3) th...

` int _(0)^(pi//4) sec^(7) theta sin^(3) theta d theta ` is equal to

A

`1/12`

B

`3/12`

C

`5/12`

D

None of these

Text Solution

Verified by Experts

The correct Answer is:
C
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