$\text{cosec } A - 2 \cot 2A \cos A = $

  • A
    $2 \sin A$
  • B
    $\sec A$
  • C
    $2 \cos A \cot A$
  • D
    $\text{આમાંથી કોઈ નહીં}$

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ધારો કે $A = \{ \theta : 2\cos^2 \theta + \sin \theta \le 2 \}$ અને $B = \{ \theta : \frac{\pi}{2} \le \theta \le \frac{3\pi}{2} \}$,તો $A \cap B$ શું થાય?

જો $\cos(\alpha + \beta) = \frac{3}{5}$,$\sin(\alpha - \beta) = \frac{5}{13}$ અને $0 < \alpha, \beta < \frac{\pi}{4}$ હોય,તો $\tan(2\alpha)$ ની કિંમત શોધો.

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જો $\tan \theta + \cot \theta = 5$ હોય,તો $\tan^2 \theta + \cot^2 \theta$ ની કિંમત કેટલી થાય?

$\tan 5x - \tan 3x - \tan 2x$ ની કિંમત શું થાય?

$ABC$ એક ત્રિકોણ છે. જો $\sin \left(\frac{A+B}{2}\right) = \frac{\sqrt{3}}{2}$ હોય,તો $\sin \frac{C}{2}$ ની કિંમત શોધો.

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