समाकलन ज्ञात कीजिए: $\int \sqrt{x^2+x+1} \, dx$

  • A
    $\frac{(2x+1)}{4} \sqrt{x^2+x+1} + \frac{3}{8} \sinh^{-1}\left(\frac{2x+1}{\sqrt{3}}\right) + c$
  • B
    $\frac{x+1}{4} \sqrt{x^2+x+1} + \frac{3}{8} \sinh^{-1}\left(\frac{2x+1}{\sqrt{3}}\right) + c$
  • C
    $\frac{x+1}{4} \sqrt{x^2+x+1} - \frac{3}{8} \sinh^{-1}\left(\frac{2x+1}{\sqrt{3}}\right) + c$
  • D
    $\frac{(2x+1)}{4} \sqrt{x^2+x+1} - \frac{3}{8} \sinh^{-1}\left(\frac{2x+1}{\sqrt{3}}\right) + c$

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