trigonometry

Related Questions

• If the sides of a triangle are in A. P., then the cotangent of its half the angles will be in

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• The solution of the equation $\sec \theta -\text{cosec}\theta =\frac{4}{3}$ is

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• The area of triangle $ABC,$ in which $a=1,\ b=2$ , $\angle C=60{}^\circ $ is

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• $\tan A+\cot (180{}^\circ +A)+\cot (90{}^\circ +A)+\cot (360{}^\circ -A)$

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• The most general value of $\theta $satisfying the equations $\tan \theta =-1$ and $\cos \theta =\frac{1}{\sqrt{2}}$is

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