$\int \frac{dx}{3 - 2x - x^2}$ નું મૂલ્ય શું છે?

  • A
    $\frac{1}{4} \log \left( \frac{3 + x}{1 - x} \right)$
  • B
    $\frac{1}{3} \log \left( \frac{3 + x}{1 - x} \right)$
  • C
    $\frac{1}{2} \log \left( \frac{3 + x}{1 - x} \right)$
  • D
    $\log \left( \frac{1 - x}{3 + x} \right)$

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નીચે આપેલ વિધાન $(A)$ અને કારણ $(R)$ ધ્યાનમાં લો:
વિધાન $(A)$: $\int \sqrt{x-3} \left(\sin^{-1}(\log x) + \cos^{-1}(\log x)\right) dx = \frac{\pi}{3}(x-3)^{3/2} + c$
કારણ $(R)$: $\sin^{-1}(f(x)) + \cos^{-1}(f(x)) = \frac{\pi}{2}$,જ્યાં $|f(x)| \le 1$
સાચો વિકલ્પ પસંદ કરો:

$\int \sqrt{1+x^{2}} \, dx$ ની કિંમત શું થાય?

વિધેયનું સંકલન કરો: $\frac{\sin ^{8} x-\cos ^{8} x}{1-2 \sin ^{2} x \cos ^{2} x}$

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