જો $\int\limits_0^1 \frac{\ln x}{\sqrt{1 - x^2}} dx = k \int\limits_0^\pi \ln(1 + \cos x) dx$ હોય,તો $k$ ની કિંમત શોધો:

  • A
    $2$
  • B
    $1/2$
  • C
    $-2$
  • D
    $-1/2$

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