$\text{यदि } \int \frac{1}{\operatorname{cosec} x+\cos x} d x = \frac{1}{2 \sqrt{3}} \log |f(x)| - \int \frac{\cos x-\sin x}{2+\sin 2 x} d x + c, \text{ तो } x = \frac{\pi}{3} \text{ पर } |f(x)| = $

  • A
    $\frac{3 \sqrt{3}-1}{\sqrt{3}+1}$
  • B
    $\frac{3 \sqrt{3}+1}{\sqrt{3}+1}$
  • C
    $\frac{6 \sqrt{3}-2}{\sqrt{3}+1}$
  • D
    $\frac{6 \sqrt{3}+2}{\sqrt{3}+1}$

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मान लीजिए $\int \frac{2-\tan x}{3+\tan x} dx = \frac{1}{2}(\alpha x + \log_e |\beta \sin x + \gamma \cos x|) + C$,जहाँ $C$ समाकलन का स्थिरांक है। तो $\alpha + \frac{\gamma}{\beta}$ का मान ज्ञात कीजिए:

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