trigonometry

Related Questions

• If $\cos A\sin \left( A-\frac{\pi }{6} \right)$is maximum, then the value of A is equal to

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• The equation $\sqrt{3}\sin x+\cos x=4$has

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• The only value of x for which ${{2}^{\sin x}}+{{2}^{\cos x}}>{{2}^{1-(1/\sqrt{2})}}$ holds, is

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• The angle of elevation of a tower from a point A due south of it is 30° and from a point B due west of it is 45°. If the height of the tower be 100 metres, then AB =

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• The value of $\tan 7\frac{1}{2}{}^\circ $ is equal to

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