$\int_{e^2}^{e^4} \frac{1}{x} \left( \frac{e^{((\ln x)^2+1)^{-1}}}{e^{((\ln x)^2+1)^{-1}} + e^{((6-\ln x)^2+1)^{-1}}} \right) dx$ નું મૂલ્ય શોધો.

  • A
    $\ln 2$
  • B
    $2$
  • C
    $1$
  • D
    $e^2$

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ધારો કે $f:(0,2) \rightarrow R$ એ $f(x) = \log_{2}\left(1+\tan\left(\frac{\pi x}{4}\right)\right)$ તરીકે વ્યાખ્યાયિત છે. તો,$\lim_{n \rightarrow \infty} \frac{2}{n}\left(f\left(\frac{1}{n}\right)+f\left(\frac{2}{n}\right)+\ldots+f(1)\right)$ ની કિંમત શોધો.

જો $\int_0^{\frac{\pi}{2}} \log \cos x \, dx = \frac{\pi}{2} \log \left(\frac{1}{2}\right)$ હોય,તો $\int_0^{\frac{\pi}{2}} \log \sec x \, dx = $

જો $\int_{-\pi / 2}^{\pi / 2} \frac{8 \sqrt{2} \cos x \, dx}{(1+e^{\sin x})(1+\sin ^4 x)} = \alpha \pi + \beta \log _e(3+2 \sqrt{2})$,જ્યાં $\alpha, \beta$ પૂર્ણાંકો છે,તો $\alpha^2+\beta^2$ ની કિંમત શોધો.

$\int_0^1 (2x^3 - 3x^2 - x + 1)^{\frac{1}{3}} dx$ નું મૂલ્ય કેટલું થાય?

$\int_{0}^{\pi} \frac{x \tan x}{\sec x + \tan x} dx =$

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