trigonometry

Related Questions

• If n is any integer, then the general solution of the equation $\cos x-\sin x=\frac{1}{\sqrt{2}}$ is

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• $2{{\sin }^{2}}x+{{\sin }^{2}}2x=2,\,-\pi <x<\pi ,$then $x=$

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• If in a $\Delta ABC$ , $\cos A+2\cos B+\cos C=2$ , then$a,b,c$ are in

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• The value of $\sin \frac{\pi }{16}\sin \frac{3\pi }{16}\sin \frac{5\pi }{16}\sin \frac{7\pi }{16}$is

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• $\sin 12{}^\circ \sin 48{}^\circ \sin 54{}^\circ =$

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