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

  • A
    $\frac{1}{2}\log |x - 1| - \frac{1}{4}\log (x^2 + 1) - \frac{1}{2}\tan^{-1} x + c$
  • B
    $\frac{1}{2}\log |x - 1| + \frac{1}{4}\log (x^2 + 1) - \frac{1}{2}\tan^{-1} x + c$
  • C
    $\frac{1}{2}\log |x - 1| - \frac{1}{2}\log (x^2 + 1) - \frac{1}{2}\tan^{-1} x + c$
  • D
    इनमें से कोई नहीं

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