જો $m \tan (\theta - 30^\circ) = n \tan (\theta + 120^\circ)$ હોય,તો $\frac{m + n}{m - n} = $

  • A
    $2 \cos 2\theta$
  • B
    $\cos 2\theta$
  • C
    $2 \sin 2\theta$
  • D
    $\sin 2\theta$

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જો $\cos \theta = -\frac{\sqrt{3}}{2}$ અને $\sin \alpha = -\frac{3}{5}$ હોય,જ્યાં $\theta$ ત્રીજા ચરણમાં નથી અને $\alpha$ ત્રીજા ચરણમાં છે,તો $\frac{2 \tan \alpha + \sqrt{3} \tan \theta}{\cot^2 \theta + \cos \alpha}$ ની કિંમત શોધો.

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$\tan 100^\circ + \tan 125^\circ + \tan 100^\circ \tan 125^\circ = $

જો $\cos A = \frac{\sqrt{3}}{2}$ હોય,તો $\tan 3A = $

$\sin 600^\circ \cos 330^\circ + \cos 120^\circ \sin 150^\circ$ ની કિંમત શોધો.

$\cot x - \tan x = $

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