$\int_{-1}^1 \frac{\sqrt{1+x+x^2}-\sqrt{1-x+x^2}}{\sqrt{1+x+x^2}+\sqrt{1-x+x^2}} dx$ का मान ज्ञात कीजिए।

  • A
    $\frac{3\pi}{2}$
  • B
    $\frac{\pi}{2}$
  • C
    $0$
  • D
    $-1$

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यदि $\int_{-\pi / 2}^{\pi / 2} \frac{8 \sqrt{2} \cos x \, dx}{(1+e^{\sin x})(1+\sin ^4 x)} = \alpha \pi + \beta \log _e(3+2 \sqrt{2})$,जहाँ $\alpha, \beta$ पूर्णांक हैं,तो $\alpha^2+\beta^2$ का मान ज्ञात कीजिए।

$\int_{\pi / 5}^{3 \pi / 10} \frac{d x}{\sec ^2 x+\left(\tan ^{2022} x-1\right)\left(\sec ^2 x-1\right)}=$

$\int_{\pi / 11}^{9 \pi / 22} \frac{d x}{1+\sqrt{\tan x}} = $

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$\int_0^{2 \pi} \sin ^6 x \cos ^5 x \, dx$ का मान ज्ञात कीजिए।

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