જો $2 \int_0^1 \tan^{-1} x \, dx = \int_0^1 \cot^{-1} (1 - x + x^2) \, dx$ હોય,તો $\int_0^1 \tan^{-1} (1 - x + x^2) \, dx$ ની કિંમત શોધો.

  • A
    $\frac{\pi}{2} + \log 2$
  • B
    $\log 2$
  • C
    $\frac{\pi}{2} - \log 4$
  • D
    $\log 4$

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$\int_{ - \pi /2}^{\pi /2} {\frac{{\sin x}}{{1 + {{\cos }^2}x}}{e^{ - {{\cos }^2}x}}dx} $ ની કિંમત શોધો.

$\int\limits_a^b [x] \,dx + \int\limits_a^b [-x] \,dx$,જ્યાં $[.]$ એ મહત્તમ પૂર્ણાંક વિધેય દર્શાવે છે,તે કોના બરાબર છે?

જો સંકલન $\int_{-\frac{\pi}{2}}^{\frac{\pi}{2}}\left(\frac{x^2 \cos x}{1+\pi^x}+\frac{1+\sin ^2 x}{1+e^{\sin x^{323}}}\right) d x=\frac{\pi}{4}(\pi+a)-2$ નું મૂલ્ય હોય,તો $a$ નું મૂલ્ય શોધો.

$\int_0^{\pi / 2} \frac{d x}{1+\tan ^3 x}$ ની કિંમત શોધો:

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