If inte^(sinx)((xcos^(3)x-sinx)/(cos^(2)...

If `inte^(sinx)((xcos^(3)x-sinx)/(cos^(2)x))dx=e^(sinx)f(x)+c`,
where c is constant of integration, then `f(x)=`

A

(a) `secx-x`

B

(b) `x-secx`

C

(c) `tanx-x`

D

(d) `x-tanx`

Verified by Experts

The correct Answer is:

B

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