Class 11MathematicsTrigonometrical Ratios, Functions and IdentitiesFundamental trigonometrical ratios and functions, Trigonometrical ratio of allied angles
EasyFind the value of the trigonometric function $\tan \frac{19 \pi}{3}$.
- A$\sqrt{3}$
- B$-\sqrt{3}$
- C$1/\sqrt{3}$
- D$-1/\sqrt{3}$
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Similar Questions
The value of $\frac{\sin 70^{\circ}+\cos 40^{\circ}}{\cos 70^{\circ}+\sin 40^{\circ}}$ is equal to
$\frac{{\cot^2 15^\circ - 1}}{{\cot^2 15^\circ + 1}} = $
Easy
View SolutionThe value of $\frac{\sin 55^{\circ} - \cos 55^{\circ}}{\sin 10^{\circ}}$ is
$\frac{\sin \theta}{1-\cot \theta} + \frac{\cos \theta}{1-\tan \theta} = $
Factorize the expression: $2 \cot^2 \theta - \cot \theta - 3$.
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