$\int_{-\frac{\pi}{4}}^{\frac{\pi}{4}} \frac{e^x(x \sin x)}{e^{2x}-1} dx =$

  • A
    $0$
  • B
    $\frac{\pi}{3}$
  • C
    $\frac{\pi}{2}$
  • D
    $\frac{\pi}{4}$

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यदि ${I_n} = \int_0^{\pi /4} {{\tan ^n}\theta \,d\theta }$ है,तो ${I_8} + {I_6}$ का मान ज्ञात कीजिए।

$\int_{-1}^{1} x \tan^{-1} x \, dx$ का मान ज्ञात कीजिए।

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$0 < a < 1$ के लिए,समाकलन $\int_0^\pi \frac{d x}{1-2 a \cos x+a^2}$ का मान ज्ञात कीजिए।

$\int_{-1}^1 \frac{(1+\sqrt{|x|-x}) e^x+(\sqrt{|x|-x}) e^{-x}}{e^x+e^{-x}} d x$ का मान किसके बराबर है?

$\int_{-1}^{\frac{3}{2}}|x \sin (\pi x)| d x=$

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