સંકલન $\int_{0}^{\infty} e^{-2x} (\sin 2x + \cos 2x) dx$ નું મૂલ્ય શોધો.

  • A
    $1$
  • B
    $-2$
  • C
    $1/2$
  • D
    $0$

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જો $\int {{e^{{x^2}}}\left( {2 - \frac{1}{{{x^2}}}} \right)dx = {e^{{x^2}}}f(x) + C} $ અને $f\left( {\frac{1}{2}} \right) = 2$ હોય,તો $f(1)$ ની કિંમત શોધો (જ્યાં $C$ એ સ્વૈચ્છિક અચળાંક છે).

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