JEE MATHEMATICS MCQ: INDEFINITE INTEGRATION

1 Easy

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Application +4 | -1

\int \frac{\cos 2 x}{(\cos x+\sin x)^2} d x=

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Correct option: C

\log (\cos x+\sin x)+c

Option C is correct because the integral simplifies to

\log(\cos x + \sin x) + c

after using trigonometric identities and substitution.

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