$\int {\frac{{{x^2} + 2}}{{{x^4} + 4}}} \,dx$ का मान ज्ञात कीजिए।

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

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