JEE MATHEMATICS MCQ: INDEFINITE INTEGRATION

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\int \frac{\sin 2 x}{1+\sin ^2 x} d x=

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Correct option: B

\log \left(1+\sin ^2 x\right)+c

Option B (

\log \left(1+\sin ^2 x\right)+c

) is correct because the derivative of

1+\sin^2 x

\sin 2x

, which is present in the integrand.

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