જો $\int e^x(x^3+x^2-x+4) dx = e^x f(x) + c$ હોય, તો $f(1) =$ શું થાય?

  • A
    $0$
  • B
    $1$
  • C
    $2$
  • D
    $3$

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

$\int e^{x}\left(\frac{1-x}{1+x^{2}}\right)^{2} \,d x=$

$\int e^x \frac{x^2+1}{(x+1)^2} d x$ ની કિંમત શોધો.

$\int \log x \cdot [\log (ex)]^{-2} dx = . . . . . .$

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