यदि $x \neq \frac{-3}{\sqrt{2}}$,तो $\int \frac{x^2}{2 x^2+6 \sqrt{2} x+9} d x=$

  • A
    $\frac{1}{2 \sqrt{2}}\left[(\sqrt{2} x+3)-6 \log |\sqrt{2} x+3|-\frac{9}{\sqrt{2} x+3}\right]+c$
  • B
    $\frac{1}{2 \sqrt{2}}\left[\sqrt{2} x+3-6 \log |(\sqrt{2} x+3)|+\frac{9}{\sqrt{2} x+3}\right]+c$
  • C
    $\sqrt{2} x+3-6 \log (\sqrt{2} x+3)+c$
  • D
    $\log \left(2 x^2+6 \sqrt{2} x+9\right)+c$

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