Class 11MathematicsTrigonometrical EquationsMix Examples-Trigonometrical Equations and Inequations, Properties of Triangles, Height and Distance
EasyIf $\triangle ABC$ is right-angled at $C$,then the value of $\tan A + \tan B$ is
- A$a + b$
- B$a^2 / bc$
- C$c^2 / ab$
- D$b^2 / ac$
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Similar Questions
Number of solutions of $5 \cos^2 \theta - 3 \sin^2 \theta + 6 \sin \theta \cos \theta = 7$ in the interval $[0, 2 \pi]$ is:
The number of triangles in which $\tan A + \tan B + \tan C = \cot A + \cot B + \cot C$ is:
In a $\Delta ABC,$ let $\angle C = \frac{\pi}{2}.$ If $r$ and $R$ are the inradius and the circumradius respectively of the triangle,then $2(r + R)$ is equal to
MediumIIT 2000
View SolutionIn $\triangle ABC$,if $a, b, c$ are $5, 12$ and $13$ respectively,then $b^2 \sin 2C + c^2 \sin 2B =$
In $\triangle ABC$,if $r_1+r_2=3 R$ and $r_2+r_3=2 R$,then
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