$\int\limits_1^2 {{e^{2x}}} \left( {\frac{1}{x} - \frac{1}{{2{x^2}}}} \right)\,dx$ का मान ज्ञात कीजिए।

  • A
    $\frac{{{e^4}}}{2} - \frac{{{e^2}}}{2}$
  • B
    ${e^4} - {e^2}$
  • C
    $\frac{{{e^4} - 2{e^2}}}{4}$
  • D
    $\frac{{{e^4}}}{4} - \frac{{{e^2}}}{2}$

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यदि $\int_2^{e}\left[\frac{1}{\log x}-\frac{1}{(\log x)^2}\right] dx = a+\frac{b}{\log 2}$ है,तो:

$\int {\left\{ \frac{\log x - 1}{1 + (\log x)^2} \right\}}^2 dx$ का मान ज्ञात कीजिए।

$\int \frac{x e^x}{(1 + x)^2} dx = $

समाकल $\int_{0}^{\infty} e^{-2x} (\sin 2x + \cos 2x) dx$ का मान ज्ञात कीजिए।

$\int \left[ \frac{\log x - 1}{1 + (\log x)^2} \right]^2 dx = $

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