જો $(\sec \alpha + \tan \alpha )(\sec \beta + \tan \beta )(\sec \gamma + \tan \gamma ) = \tan \alpha \tan \beta \tan \gamma $ હોય,તો $(\sec \alpha - \tan \alpha )(\sec \beta - \tan \beta )(\sec \gamma - \tan \gamma ) = $

  • A
    $\cot \alpha \cot \beta \cot \gamma $
  • B
    $\tan \alpha \tan \beta \tan \gamma $
  • C
    $\cot \alpha + \cot \beta + \cot \gamma $
  • D
    $\tan \alpha + \tan \beta + \tan \gamma $

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જો $\theta \in \left(\frac{\pi}{2}, \frac{3 \pi}{2}\right)$ હોય, તો $\sqrt{4 \cos^{4} \theta + \sin^{2} 2 \theta} + 4 \cot \theta \cos^{2} \left(\frac{\pi}{4} - \frac{\theta}{2}\right)$ ની કિંમત શોધો.

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