Problem

Problem

If cos⁡x−cot⁡βsin⁡x2=32\cos x - \frac{\cot \beta \sin x}{2} = \frac{\sqrt{3}}{2} , then the value of tan⁡x2\tan \frac{x}{2} is a. tan⁡β2−tan⁡15∘\tan \frac{\beta}{2} - \tan 15^\circ b. tan⁡β2\tan \frac{\beta}{2} c. tan⁡15∘\tan 15^\circ d. None of the above

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