$\operatorname{cosec} 48^{\circ}+\operatorname{cosec} 96^{\circ}+\operatorname{cosec} 192^{\circ}+\operatorname{cosec} 384^{\circ}=$

  • A
    $4 \sqrt{3}$
  • B
    $-4 \sqrt{3}$
  • C
    $0$
  • D
    $1$

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Similar Questions

જો $\alpha$ એ $25\cos^2\theta + 5\cos\theta - 12 = 0$ નું બીજ હોય અને $\pi/2 < \alpha < \pi$ હોય,તો $\sin 2\alpha$ ની કિંમત શોધો:

$\operatorname{cosec} 18^{\circ}$ એ નીચેનામાંથી કયા સમીકરણનું બીજ છે?

જો $\sin \alpha - \cos \alpha = m$ અને $\sin 2 \alpha = n - m^2$,જ્યાં $-\sqrt{2} \leq m \leq \sqrt{2}$ હોય,તો $n$ ની કિંમત શોધો.

$\cos 2(\theta + \phi) - 4\cos (\theta + \phi)\sin \theta \sin \phi + 2\sin^2 \phi = $

$\sin 20^{\circ}(4+\sec 20^{\circ})=$

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