જો $\int e^x(\sin^2 2x - 8 \cos 4x) dx = e^x f(x) + c$ હોય, તો $f(\frac{\pi}{4}) = $

  • A
    $0$
  • B
    $1$
  • C
    $-1$
  • D
    $e$

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જો $\int e^x \left( \frac{1 - \sin x}{1 - \cos x} \right) dx = f(x) + \text{constant}$ હોય, તો $f(x)$ ની કિંમત શોધો.

જો $\int e^{2x} \frac{2(\sin 2x \cos 2x - 1)}{2 \sin^2 2x} dx = A e^{2x} \cot 2x + c$ (જ્યાં $c$ એ સંકલનનો અચળાંક છે), તો $A^3 =$ ?

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).

$\int e^x \left( \frac{x^2+4x+4}{(x+4)^2} \right) dx$ નું મૂલ્ય શું છે?

$\int {{e^{2x}}\frac{{1 + \sin 2x}}{{1 + \cos 2x}}} \,dx = $

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