$\int \frac{1 + x^2}{\sqrt{1 - x^2}} dx = $

  • A
    $\frac{3}{2} \sin^{-1} x - \frac{1}{2} x \sqrt{1 - x^2} + c$
  • B
    $\frac{3}{2} \sin^{-1} x + \frac{1}{2} x \sqrt{1 - x^2} + c$
  • C
    $\frac{3}{2} \cos^{-1} x - \frac{1}{2} x \sqrt{1 - x^2} + c$
  • D
    $\frac{3}{2} \cos^{-1} x + \frac{1}{2} x \sqrt{1 - x^2} + c$

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