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I=intcos^3(2theta)d theta is equal to...

`I=intcos^3(2theta)d theta` is equal to

A

`1/2(sectheta tantheta)+log_esqrt(sectheta+tantheta)+c`

B

`1/4(sec2theta tan2theta)+1/2log_esqrt(sec2theta+tan2theta)+c`

C

`1/4(sec^2 2theta sin2theta)+1/2log_eroot(4)(sec2theta+tan2theta)+c`

D

none of these

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The correct Answer is:
B, C
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PATHFINDER-INDEFINITE INTEGRATION-QUESTION BANK
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