$\int_0^3 \frac{dx}{(x+2) \sqrt{x+1}} = $

  • A
    $\tan^{-1}\left(\frac{1}{3}\right)$
  • B
    $2 \tan^{-1}\left(\frac{1}{3}\right)$
  • C
    $3 \tan^{-1}\left(\frac{1}{3}\right)$
  • D
    $4 \tan^{-1}\left(\frac{1}{3}\right)$

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