જો $\int \frac{3-x^2}{1-2 x+x^2} e^x d x=e^x f(x)+c$ હોય,તો $f(x)$ શું છે?

  • A
    $\frac{1+x}{1-x}$
  • B
    $\frac{1-x}{1+x}$
  • C
    $\frac{1+x}{x-1}$
  • D
    $\frac{x-1}{1+x}$

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Similar Questions

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

$\int \frac{e^x(x + 3)}{(x + 5)^3} dx = $

$\int {{e^{{x^2}}}} \cdot {e^x}\left( {2{x^2} + x + 1} \right)dx = {e^{{x^2} + x}}\left( {f\left( x \right)} \right) + c$ જ્યાં $c$ એ સંકલનનો અચળાંક છે. જો $f(x)$ ની ન્યૂનતમ કિંમત $m$ હોય,તો $\left[ { - \frac{1}{m}} \right]$ ની કિંમત શોધો,જ્યાં $[\cdot]$ એ મહત્તમ પૂર્ણાંક વિધેય $(GIF)$ દર્શાવે છે.

$\int \frac{3^x(x \log 3-1)}{x^2} d x=$

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

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