MCQ
$\int \frac{\cos 2 x d x}{(\sin x+\cos x)^2}$
  • A
    $-\frac{1}{\sin x+\cos x}+C$
  • $\log |\sin x+\cos x|+C$
  • C
    $\log |\sin x-\cos x|+C$
  • D
    $\frac{1}{(\sin x+\cos x)^2}$

Answer

Correct option: B.
$\log |\sin x+\cos x|+C$
(B)

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