trigonometry

Related Questions

• The general solution of the equation $(\sqrt{3}-1)\sin \theta +(\sqrt{3}+1)\cos \theta =2$ is

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• If the sides of a triangle are $3,\ 5,\ 7,$ then

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• If $\sin \theta +\cos \theta =1$, then $\sin \theta \cos \theta =$

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• $\frac{\sin (B+A)+\cos (B-A)}{\sin (B-A)+\cos (B+A)}=$

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• If $\sec \theta =1\frac{1}{4}$, then $\tan \frac{\theta }{2}=$

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