$\int\limits_{ - 1}^1 {\frac{{{x^3} + |x| + 1}}{{{x^2} + 2|x| + 1}}} dx = a \ln 2 + b$,તો:

  • A
    $a = 2; b = 1$
  • B
    $a = 2; b = 0$
  • C
    $a = 3; b = -2$
  • D
    $a = 4; b = -1$

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નિશ્ચિત સંકલનના ગુણધર્મોનો ઉપયોગ કરીને,$\int_{0}^{\frac{\pi}{4}} \log (1+\tan x) d x$ નું મૂલ્ય શોધો.

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$I=\int_{\sqrt{\log _e 2}}^{\sqrt{\log _e 3}} \frac{x \sin x^2}{\sin x^2+\sin \left(\log _e 6-x^2\right)} d x$ ની કિંમત શોધો.

$n \in N$ માટે,$\int_{0}^{n\pi + V} \sqrt{\frac{1 + \cos 2x}{2}} dx$ ની કિંમત . . . છે (જ્યાં $\frac{\pi}{2} < V < \pi$)

$\int_{0}^{\pi} \frac{x \, dx}{1+\cos \alpha \sin x}, (0 < \alpha < \pi)$ ની કિંમત શોધો.

$\alpha > 0$ માટે $\int_{-\pi}^{\pi} \frac{\cos^2 x}{1+\alpha^x} \, dx$ નું મૂલ્ય શું છે?

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