यदि $[x]$ महत्तम पूर्णांक $\leq x$ है,तो $\pi^{2} \int_{0}^{2}\left(\sin \frac{\pi x}{2}\right)(x-[x])^{[x]} d x$ का मान ज्ञात कीजिए :

  • A
    $2(\pi-1)$
  • B
    $4(\pi-1)$
  • C
    $4(\pi+1)$
  • D
    $2(\pi+1)$

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$\alpha > 0$ के लिए $\int_{-\pi}^{\pi} \frac{\cos^2 x}{1+\alpha^x} \, dx$ का मान है

$\int_0^\pi \sin^2 x \cos^3 x \, dx = $ . . . . . . .

$\int_{-4}^{4} \log \left(\frac{8-x}{8+x}\right) d x=$

यदि $\int\limits_0^1 \frac{\ln x}{\sqrt{1 - x^2}} dx = k \int\limits_0^\pi \ln(1 + \cos x) dx$ है,तो $k$ का मान ज्ञात कीजिए:

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