જો $\cosh x = \frac{\sqrt{14}}{3}$,$\sinh x = \cos \theta$ અને $-\pi < \theta < -\frac{\pi}{2}$ હોય,તો $\sin \theta =$

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

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Similar Questions

જો $x \cos \theta = y \cos \left(\theta + \frac{2 \pi}{3}\right) = z \cos \left(\theta + \frac{4 \pi}{3}\right)$ હોય,તો $\frac{1}{x} + \frac{1}{y} + \frac{1}{z} = $

નીચે આપેલા અંશ માપને અનુરૂપ રેડિયન માપ શોધો: $520^{\circ}$

$\frac{\cos 10^{\circ} + \cos 80^{\circ}}{\sin 80^{\circ} - \sin 10^{\circ}} = ?$

નીચેનામાંથી કયું શક્ય છે?

$\frac{1}{\cos 290^{\circ}}+\frac{1}{\sqrt{3} \sin 250^{\circ}} = $

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