$\int {e^x \frac{x^2 + 1}{(x + 1)^2} dx} = $

  • A
    $\left( \frac{x - 1}{x + 1} \right) e^x + c$
  • B
    $e^x \left( \frac{x + 1}{x - 1} \right) + c$
  • C
    $e^x (x + 1)(x - 1) + c$
  • D
    इनमें से कोई नहीं

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