જો $\sin 3\alpha = 4\sin \alpha \sin (x + \alpha )\sin (x - \alpha ),$ હોય,તો $x = $

  • A
    $n\pi \pm \frac{\pi }{6}$
  • B
    $n\pi \pm \frac{\pi }{3}$
  • C
    $n\pi \pm \frac{\pi }{4}$
  • D
    $n\pi \pm \frac{\pi }{2}$

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Similar Questions

જો $k = \sin \frac{\pi}{18} \cdot \sin \frac{5\pi}{18} \cdot \sin \frac{7\pi}{18}$ હોય,તો $k$ નું આંકડાકીય મૂલ્ય શું છે?

જો $540^{\circ} < \theta < 630^{\circ}$ અને $\tan \theta = \frac{5}{12}$ હોય,તો $\frac{\cos \frac{\theta}{2} - 5 \sin \frac{\theta}{2}}{\sqrt{-(12 \sec \theta + 5 \operatorname{cosec} \theta)}} = $

$\tan 20^\circ \tan 40^\circ \tan 60^\circ \tan 80^\circ = $

જો $\frac{5\pi}{2} < x < 3\pi$ હોય,તો પદાવલિ $\frac{\sqrt{1 - \sin x} + \sqrt{1 + \sin x}}{\sqrt{1 - \sin x} - \sqrt{1 + \sin x}}$ ની કિંમત શોધો.

જો $\sin 6\theta = 32\cos^5\theta \sin\theta - 32\cos^3\theta \sin\theta + 3x$ હોય,તો $x = $

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