$\int_0^{\pi /4} \sec^7 \theta \sin^3 \theta \, d\theta = $

  • A
    $\frac{1}{12}$
  • B
    $\frac{3}{12}$
  • C
    $\frac{5}{12}$
  • D
    આમાંથી કોઈ નહીં

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ધારો કે $\int_\alpha^{\log _e 4} \frac{dx}{\sqrt{e^{x}-1}}=\frac{\pi}{6}$. તો $e^\alpha$ અને $e^{-\alpha}$ એ કયા સમીકરણના બીજ છે:

$\int_{-1}^{1} 5 x^{4} \sqrt{x^{5}+1} d x$ ની કિંમત શોધો.

$\int_0^{\pi / 2} e^{\sin x} \cdot \cos x \, dx =$

$\int_1^{e^2} \frac{dx}{x(1+\log x)^2} = $

જો $k \int_{0}^{1} x \cdot f(3x) \, dx = \int_{0}^{3} t \cdot f(t) \, dt$ હોય,તો $k$ ની કિંમત શોધો.

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