If \int \cos x \log (\tan \frac{x}{2} ) d x = \sin x \log (\tan \frac{x}{2} ) + f(x) then f(x) is equal to, (assuming c is a arbitrary real constant)

WBJEE 2019 Math Solved Paper

Question : 11 of 75

Marks: +1, -0

If ∫cos‌x‌log(tan‌

)‌d‌x = sin‌x‌log(tan‌

) + f(x) then f(x) is equal to, (assuming c is a arbitrary real constant)

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