જો $\int e^{\sin x} \cdot \left[ \frac{x \cos^3 x - \sin x}{\cos^2 x} \right] dx = e^{\sin x} f(x) + c$, જ્યાં $c$ એ સંકલનનો અચળાંક છે, તો $f(x)$ ની કિંમત શોધો:

  • A
    $x - \sec x$
  • B
    $\sec x - x$
  • C
    $\tan x - x$
  • D
    $x - \tan x$

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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).

Difficult
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$\int \frac{\log x}{(1 + \log x)^2} dx = $

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

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

$\int \frac{(x-1) e^{x}}{(x+1)^{3}} d x$ ની કિંમત શોધો.

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