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

  • A
    $ e^{x} \tan ^{-1} x+c $
  • B
    $ \tan ^{-1}\left(e^{x}\right)+c $
  • C
    $ \tan ^{-1}\left(x^{e}\right)+c $
  • D
    $ e^{\tan ^{-1} x}+c $

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ધારો કે $f(x) = \frac{2\sin^2 x - 1}{\cos x} + \frac{\cos x(2\sin x + 1)}{1 + \sin x}$ છે,તો $\int e^x(f(x) + f'(x)) dx$ શોધો (જ્યાં $c$ એ સંકલનનો અચળાંક છે).

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$\int \frac{1+\sin (\log x)}{1+\cos (\log x)} d x=$

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.

$\int {\frac{{(x + 3){e^x}}}{{{{(x + 4)}^2}}}\,dx} = \,$

$\int {{e^{2x}}\left( {\frac{{\sin 4x - 2}}{{1 - \cos 4x}}} \right)\;dx = } $

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