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

  • A
    $x - \log[1 + \sqrt{1 - e^{2x}}] + c$
  • B
    $x + \log[1 + \sqrt{1 - e^{2x}}] + c$
  • C
    $\log[1 + \sqrt{1 - e^{2x}}] - x + c$
  • D
    इनमें से कोई नहीं

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