$\int e^x \left( \frac{1-x}{1+x^2} \right)^2 dx = $ . . . . . . + $C$

  • A
    $-\frac{e^x}{1+x^2}$
  • B
    $\frac{e^x}{1+x^2}$
  • C
    $\frac{e^x}{(1+x^2)^2}$
  • D
    $\frac{e^x}{1+x}$

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જો $\int e^x\left(\frac{x \sin ^{-1} x}{\sqrt{1-x^2}}+\frac{\sin ^{-1} x}{\left(1-x^2\right)^{3 / 2}}+\frac{x}{1-x^2}\right) d x=g(x)+C$ જ્યાં $C$ એ સંકલનનો અચળાંક છે,તો $g \left(\frac{1}{2}\right)$ ની કિંમત શોધો :

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