$\cot \frac{\pi}{20} \cot \frac{3 \pi}{20} \cot \frac{5 \pi}{20} \cot \frac{7 \pi}{20} \cot \frac{9 \pi}{20}$ નું મૂલ્ય શોધો.

  • A
    $-1$
  • B
    $\frac{1}{2}$
  • C
    $0$
  • D
    $1$

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Similar Questions

જો $\cos A = \frac{3}{4}$ હોય,તો $32\sin \left( \frac{A}{2} \right)\sin \left( \frac{5A}{2} \right) = $

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 ) = $

જો $\sqrt{2} \tan 2 \theta = \sqrt{6}$ અને $0^{\circ} < \theta < 45^{\circ}$ હોય,તો $\sin \theta + \sqrt{3} \cos \theta - 2 \tan^{2} \theta$ ની કિંમત શોધો.

$\frac{1}{\sqrt{2}} \sin \frac{\pi}{6} \cos \frac{\pi}{4} - \cot \frac{\pi}{3} \sec \frac{\pi}{6} + \frac{5 \tan \frac{\pi}{4}}{12 \sin \frac{\pi}{2}}$ નું મૂલ્ય કેટલું થાય?

જો $\sin \theta + \sin 2\theta + \sin 3\theta = \sin \alpha$ અને $\cos \theta + \cos 2\theta + \cos 3\theta = \cos \alpha$ હોય,તો $\theta$ ની કિંમત શોધો.

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