trigonometry

Related Questions

• Let$0<x<\frac{\pi }{4}.$Then $\sec 2x-\tan 2x=$

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• The angular elevation of a tower CD at a point A due south of it is 60° and at a point B due west of A, the elevation is 30o. If AB = 3 km, the height of the tower is

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• The most general value of $\theta $satisfying the equations $\sin \theta =\sin \alpha $and $\cos \theta =\cos \alpha $is

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• If $A={{\cos }^{2}}\theta +{{\sin }^{4}}\theta ,$ then for all values of $\theta$

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• The incorrect statement is

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