trigonometry

Related Questions

• In a triangle $\tan A+\tan B+\tan C=6$ and $\tan A\tan B=2,$then the values of $\tan A,\,\,\tan B$ and $\tan C$ are

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• In any triangle ABC, the value of $a({{b}^{2}}+{{c}^{2}})\cos A+b({{c}^{2}}+{{a}^{2}})\cos B+c({{a}^{2}}+{{b}^{2}})\cos C$ is

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• If $\sqrt{2}\sec \theta +\tan \theta =1,$ then the general value $\theta $is

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• In a $\Delta ABC$ , if $2s=a+b+c$ and $(s-b)(s-c)=$ $x{{\sin }^{2}}\frac{A}{2},$ then $x =$

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• In a triangle $ABC,$ $a=4,b=3$ , $\angle A={{60}^{o}}$. Then c is the root of the equation

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