$\int_0^{\pi / 2} \frac{\cos x}{3 \cos x+\sin x} d x=$

  • A
    $\frac{3 \pi}{20}-\frac{\log 3}{100}$
  • B
    $\frac{3 \pi}{10}-\frac{\log 3}{10}$
  • C
    $\frac{3 \pi}{20}+\frac{\log 3}{10}$
  • D
    $\frac{3 \pi}{20}-\frac{\log 3}{10}$

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નિશ્ચિત સંકલનના ગુણધર્મોનો ઉપયોગ કરીને,$\int_{0}^{2} x \sqrt{2-x} \, dx$ નું મૂલ્ય શોધો.

$\int_{0}^{\pi /2} \frac{e^{x^2}}{e^{x^2} + e^{(\pi /2 - x)^2}} dx$ નું મૂલ્ય શું છે?

$\int_{\,\pi }^{\,10\pi } {|\sin x|dx}$ ની કિંમત શું છે?

જો $\int_0^\pi {x\,f({{\cos }^2}x + {{\tan }^4}x)\,dx} = k\int_0^{\pi /2} {f({{\cos }^2}x + {{\tan }^4}x)\,dx,}$ હોય,તો $k$ ની કિંમત શોધો.

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

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