If int(1)/(cos^(2)xsqrt(2 sin2x))dx=(ta...

If `int(1)/(cos^(2)xsqrt(2 sin2x))dx=(tanx)^(A)+C(tanx)^(B)+k`, where k is a constant of integration , the A+B+C equals

A

`(16)/(5)`

B

`(27)/(10)`

C

`(7)/(10)`

D

`(21)/(5)`

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The correct Answer is:

A

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