$\int_0^\infty \frac{dx}{(x + \sqrt{x^2 + 1})^3} = $

  • A
    $\frac{3}{8}$
  • B
    $\frac{1}{8}$
  • C
    $-\frac{3}{8}$
  • D
    इनमें से कोई नहीं

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Similar Questions

समाकलन $\int_{-1}^1 \left( \frac{x^3 + |x| + 1}{x^2 + 2|x| + 1} \right) dx$ का मान किसके बराबर है?

$\int_0^{\pi /2} \frac{\cos x}{(1 + \sin x)(2 + \sin x)} \,dx = $

यदि $I$, $I_1=\int_0^1 e^{-x} \cos ^2 x \, dx, I_2=\int_0^1 e^{-x^2} \cos ^2 x \, dx, I_3=\int_0^1 e^{-x^2} \, dx, I_4=\int_0^1 e^{-x^2 / 2} \, dx$ में सबसे बड़ा है, तो

$\int_{-1}^{0} \frac{dx}{x^2 + 2x + 2} = $

$x$ का वह मान जो समीकरण $\int_{\sqrt{2}}^x \frac{dt}{|t| \sqrt{t^2-1}} = \frac{\pi}{12}$ को संतुष्ट करता है,है

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