मान लीजिए $f(x) = \frac{2\sin^2 x - 1}{\cos x} + \frac{\cos x(2\sin x + 1)}{1 + \sin x}$ है,तो $\int e^x(f(x) + f'(x)) dx$ ज्ञात कीजिए (जहाँ $c$ समाकलन का स्थिरांक है)।

  • A
    $e^x \tan x + c$
  • B
    $e^x \cot x + c$
  • C
    $e^x \csc^2 x + c$
  • D
    $e^x \sec^2 x + c$

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$\int e^{x} \frac{(x-1)}{x^{2}} d x$ का मान ज्ञात कीजिए।

$\int e^x \frac{x^2+1}{(x+1)^2} d x$ का मान ज्ञात कीजिए।

$\int e^x \left( \frac{1 + \sin x}{1 + \cos x} \right) dx = $ . . . . . . $+ c$.

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

$\int e^{\tan^{-1} x} \left( \frac{1+x+x^2}{1+x^2} \right) dx = \rule{1cm}{0.15mm} + C$

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