यदि $\int(1+x-x^{-1}) e^{x+x^{-1}} dx = f(x)+c$ है,तो $f(1)-f(-1)=$

  • A
    $e^2-e^{-2}$
  • B
    $e^2+e^{-2}$
  • C
    $e+e^{-1}$
  • D
    $e-e^{-1}$

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$\int \sqrt{\frac{2+x}{2-x}} \, dx$ का मान क्या है?

$\begin{aligned} & \int \frac{x \, dx}{\sqrt[15]{\left(1+x^2\right)^{12}\left(2+x^2\right)^{18}}}=\alpha\left(\frac{1+x^2}{2+x^2}\right)^{1 / n}+C \Rightarrow \\ & \frac{n}{\alpha}= \end{aligned}$

यदि $\int \frac{dx}{\cos^3 x \sqrt{2 \sin 2x}} = (\tan x)^A + C(\tan x)^B + k$ जहाँ $k$ समाकलन का एक स्थिरांक है,तो $A+B+C$ का मान ज्ञात कीजिए।

$\int \frac{dx}{\sqrt{(x-1)(x-2)}}=$

$\int \frac{{2{x^{12}} + 5{x^9}}}{{{{\left( {{x^5} + {x^3} + 1} \right)}^3}}}dx = $

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