જો $\int \frac{dx}{x \sqrt{1-x^3}} = k \log \left(\frac{\sqrt{1-x^3}-1}{\sqrt{1-x^3}+1}\right) + c$,(જ્યાં $c$ એ સંકલનનો અચળાંક છે),તો $k$ ની કિંમત શોધો.

  • A
    $\frac{2}{3}$
  • B
    $-\frac{2}{3}$
  • C
    $\frac{1}{3}$
  • D
    $-\frac{1}{3}$

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જો $\int_1^4 x \sqrt{x^2-1} \, dx = \alpha(k)^\beta$ હોય,તો $\alpha \beta$ ની કિંમત શોધો.

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