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If int(dx)/(cos^(3)x-sin^(3)x)=Atan^(-1)...

If `int(dx)/(cos^(3)x-sin^(3)x)=Atan^(-1)(sinx+cosx)+Bln(f(x))+C`, then A is equal to

A

`A=2//3`

B

`B=-2//3sqrt2`

C

`A=-2//3`

D

`B=-1//3sqrt2`

Text Solution

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The correct Answer is:
A,D
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