$\int \frac{d x}{\sqrt{\left(5+2 x+x^2\right)^3}}$ का मान ज्ञात कीजिए।

  • A
    $\frac{1}{4} \frac{1}{\sqrt{5+2 x+x^2}}+C$
  • B
    $\frac{1}{\sqrt{5+2 x+x^2}}+C$
  • C
    $\frac{x+1}{\sqrt{5+2 x+x^2}}+C$
  • D
    $\frac{1}{4} \frac{x+1}{\sqrt{5+2 x+x^2}}+C$

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