જો $\beta + 2 \int\limits_0^1 {{x^2}\,{e^{ - {x^2}}}}\, dx = \int\limits_0^1 {{e^{ - {x^2}}}}\, dx$ હોય,તો $\beta$ ની કિંમત શોધો.

  • A
    $e^{-1}$
  • B
    $e$
  • C
    $1/(2e)$
  • D
    નક્કી કરી શકાતું નથી

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નિશ્ચિત સંકલન $\int_{0}^{1} \frac{dx}{\sqrt{1+x}-\sqrt{x}}$ ની કિંમત શોધો.

Difficult
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$\int_0^{\pi / 4} \tan ^2(x) \, dx =$

જો $\int_1^n [x] dx = 120$ હોય,તો $n = $

$\int_0^{\frac{\pi}{6}} (2+3x^2) \cos 3x \, dx =$

જો $I=\int_0^{\pi / 2} \frac{d x}{5+3 \sin x}=\lambda \tan ^{-1}\left(\frac{1}{2}\right)$, તો $\lambda=$

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