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

  • A
    $\frac{\sqrt{3}}{4}$
  • B
    $\frac{4}{\sqrt{3}}$
  • C
    $\frac{2}{\sqrt{3}}$
  • D
    $\frac{\sqrt{3}}{2}$

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Similar Questions

$\tan 1^{\circ} \times \tan 2^{\circ} \times \tan 3^{\circ} \times \cdots \times \tan 89^{\circ} = $

જો $\tan \theta = \frac{\sin \alpha - \cos \alpha}{\sin \alpha + \cos \alpha}$ હોય,તો $\sin \alpha + \cos \alpha$ અને $\sin \alpha - \cos \alpha$ ની કિંમત શું થાય?

$\tan \frac{\pi}{3} + 2 \tan \frac{2 \pi}{3} + 4 \tan \frac{4 \pi}{3} + 8 \tan \frac{8 \pi}{3}$ ની કિંમત શોધો. ($\sqrt{3}$ માં)

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

જો લોલકની લંબાઈ $75 \, cm$ હોય અને તેનો છેડો $21 \, cm$ લંબાઈનો ચાપ બનાવે,તો લોલક દ્વારા કપાતો ખૂણો રેડિયનમાં શોધો.

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