$\int \frac{\sin x}{3+4 \cos ^2 x} d x$

  • A
    $-\frac{1}{2 \sqrt{3}} \tan ^{-1}\left(\frac{2 \cos x}{\sqrt{3}}\right)+C$
  • B
    $\frac{1}{\sqrt{3}} \tan ^{-1}\left(\frac{\cos x}{3}\right)+C$
  • C
    $\frac{1}{2 \sqrt{3}} \tan ^{-1}\left(\frac{\cos x}{3}\right)+C$
  • D
    $-\frac{1}{\sqrt{3}} \tan ^{-1}\left(\frac{2 \cos x}{3}\right)+C$

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