यदि $\int e^x \left( \frac{1 - \sin x}{1 - \cos x} \right) dx = f(x) + \text{constant}$ है, तो $f(x)$ का मान ज्ञात कीजिए।

  • A
    $e^x \cot \left( \frac{x}{2} \right)$
  • B
    $e^{-x} \cot \left( \frac{x}{2} \right)$
  • C
    $-e^x \cot \left( \frac{x}{2} \right)$
  • D
    $-e^{-x} \cot \left( \frac{x}{2} \right)$

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यदि $\int e^{\sin x} \cdot \left[ \frac{x \cos^3 x - \sin x}{\cos^2 x} \right] dx = e^{\sin x} f(x) + c$, जहाँ $c$ समाकलन का स्थिरांक है, तो $f(x)$ का मान ज्ञात कीजिए:

यदि $\int e^x \left(\frac{x+2}{x+4}\right)^2 dx = f(x) + C$ है,तो $f(x) =$

$\int {{e^{\sin x}}\left( {\sin x + {{\sec }^2}x} \right)} \,dx$ का मान ज्ञात कीजिए।

$\int \left[ \frac{1}{\log x} - \frac{1}{(\log x)^2} \right] dx =$

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

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