If \\int{\sin 2 x}/{(a+b \cos x)^{2}} d x =\\alpha[\log _{e}{|a+b \cos x|}+\frac{a}{a+b \cos x}]+c, then \\alpha=

WBJEE 2021 Math Solved Paper

CATEGORY - I (Q:1 to Q50)

Carry 1 mark each and only one option is correct. In case of incorrect answer or any combination of more than one answer, ¼ mark will be deducted.

Question : 43 of 75

Marks: +1, -0

If ∫

sin‌2‌x

(a+b‌cos‌x)2

dx =α[loge|a+b‌cos‌x|+

a+b‌cos‌x

]+c, then α=

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