$\int_0^\pi \frac{\theta \sin \theta}{1+\cos ^2 \theta} d \theta$ का मान ज्ञात कीजिए।

  • A
    $\frac{\pi^2}{2}$
  • B
    $\frac{\pi^2}{3}$
  • C
    $\pi^2$
  • D
    $\frac{\pi^2}{4}$

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$g(\alpha)$ के लिए निम्नलिखित में से कौन सा कथन गलत है,जहाँ $\alpha \in R$ और $g(\alpha)=\int_{\frac{\pi}{6}}^{\frac{\pi}{3}} \frac{\sin^{\alpha} x}{\cos^{\alpha} x+\sin^{\alpha} x} dx$ है?

मान ज्ञात कीजिए: $\int_{\frac{\pi}{6}}^{\frac{\pi}{3}} \frac{d x}{1+\sqrt{\tan x}}$

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$\int_{\pi /4}^{3\pi /4} \frac{\phi}{1 + \sin \phi} \, d\phi$ का मान क्या है?

$\int_0^{\pi / 2} \frac{(\cos x)^{\sin x}}{(\cos x)^{\sin x}+(\sin x)^{\cos x}} d x$ का मान है

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

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