$\int_{-1}^1 \frac{\sqrt{1+x+x^2}-\sqrt{1-x+x^2}}{\sqrt{1+x+x^2}+\sqrt{1-x+x^2}} dx$ ની કિંમત શોધો.

  • A
    $\frac{3\pi}{2}$
  • B
    $\frac{\pi}{2}$
  • C
    $0$
  • D
    $-1$

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સંકલન $\int_0^{\pi / 2} \frac{3 \sqrt{\cos \theta}}{(\sqrt{\cos \theta}+\sqrt{\sin \theta})^5} d \theta$ ની કિંમત શોધો.

સંકલન $\int_0^{\frac{\pi}{2}} \frac{\sqrt{\cot x}}{\sqrt{\cot x}+\sqrt{\tan x}} \,dx$ નું મૂલ્ય શોધો.

ધારો કે $m, n, p, q$ ચાર ધન પૂર્ણાંકો છે. જો $\int_0^{2 \pi} \sin^m x \cos^n x \, dx = 4 \int_0^{\pi/2} \sin^m x \cos^n x \, dx$,$\int_0^{2 \pi} \sin^p x \cos^n x \, dx = 0$,$\int_0^{\pi} \sin^p x \cos^q x \, dx = 0$,$a = m + n + p$ અને $b = m + n + q$ હોય,તો:

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

$\int_{-1}^1 \frac{\log 2 - \log(1+x)}{\sqrt{1-x^2}} dx =$

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