$\int_{0}^{1} \tan^{-1} \left( \frac{1}{x^2 - x + 1} \right) dx$ का मान ज्ञात कीजिए।

  • A
    $\ln 2$
  • B
    $-\ln 2$
  • C
    $\frac{\pi}{2} + \ln 2$
  • D
    $\frac{\pi}{2} - \ln 2$

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$\int_{-1}^3\left(\cot ^{-1}\left(\frac{x}{x^2+1}\right)+\cot ^{-1}\left(\frac{x^2+1}{x}\right)\right) d x=$

यदि $\int_{-1}^{1} f(x) \, dx = 0$ है,तो

$I = \int\limits_0^1 \sqrt[3]{2x^3 - 3x^2 - x + 1} \, dx$ का मान ज्ञात कीजिए।

समाकल का मान ज्ञात कीजिए: $\int_0^{50 \pi} \sqrt{1-\cos 2x} \, dx$ ($\sqrt{2}$ में)

कथन $(A)$: $\int_{\frac{\pi}{6}}^{\frac{\pi}{3}} \frac{(\sin x)^{\sqrt{2}} dx}{(\sin x)^{\sqrt{2}}+(\cos x)^{\sqrt{2}}} = \frac{\pi}{12}$
कारण $(R)$: $\int_{a}^{b} \frac{f(x) dx}{f(x)+f(a+b-x)} = \frac{b-a}{2}$

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