यदि $\int e^{\alpha x}\left(\frac{1-\beta \sin x}{1-\cos x}\right) d x=-e^x \cot \frac{x}{2}+c$ है, तो $\frac{\alpha^2+\beta^2}{2 \alpha \beta}=$

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

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

यदि $\int \frac{3-x^2}{1-2 x+x^2} e^x d x=e^x f(x)+c$ है, तो $f(x)$ क्या है?

$\int e^x \left( \frac{1 - \sin x}{1 - \cos x} \right) dx$ का मान किसके बराबर है?

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।

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