$\int \frac{d x}{\left(2 a x+x^2\right)^{\frac{3}{2}}} = $

  • A
    $\frac{-1}{a^2} \frac{(x+a)}{\sqrt{2 a x+x^2}}+c$
  • B
    $\frac{-(x+a)}{\sqrt{2 a x+x^2}}+c$
  • C
    $\frac{1}{2 a^2} \frac{(x+a)}{\sqrt{2 a x+x^2}}+c$
  • D
    $\frac{-1}{a} \frac{(x+a)}{\sqrt{2 a x+x^2}}+c$

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