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int(0)^((pi)/(4))sec^(4)xdx...

`int_(0)^((pi)/(4))sec^(4)xdx`

A

`(4)/(3)`

B

`(2)/(3)`

C

`(1)/(3)`

D

`(3)/(4)`

Text Solution

Verified by Experts

The correct Answer is:
A
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