જો $3 \sin 2 \theta = 2 \sin 3 \theta$ અને $0 < \theta < \pi$ હોય,તો $\sin \theta$ ની કિંમત કેટલી થાય?

  • A
    $\frac{\sqrt{17}}{4}$
  • B
    $\frac{\sqrt{5}}{4}$
  • C
    $\frac{\sqrt{3}}{4}$
  • D
    $\frac{\sqrt{15}}{4}$

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Similar Questions

જો $\cos \theta = \frac{-3}{5}$ અને $\pi < \theta < \frac{3\pi}{2}$ હોય,તો $\tan \frac{\theta}{2} + \sin \frac{\theta}{2} + 2 \cos \frac{\theta}{2} =$

જો $\tan \alpha = \frac{1}{7}$ અને $\tan \beta = \frac{1}{3}$ હોય,તો $\cos 2\alpha = $

$\cos^3 \frac{\pi}{8} \cos \frac{3\pi}{8} + \sin^3 \frac{\pi}{8} \sin \frac{3\pi}{8} = $

કિંમત શોધો: $\csc A - 2 \cot 2A \cos A$

જો $2\cos^2 \theta - 2\sin^2 \theta = 1$ હોય,તો $\theta = \dots ^\circ$.

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