Class 11MathematicsTrigonometrical Ratios, Functions and IdentitiesFundamental trigonometrical ratios and functions, Trigonometrical ratio of allied angles
EasyThe value of $\tan (-945^\circ)$ is
- A$-1$
- B$-2$
- C$-3$
- D$-4$
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$1+\cot ^2 30^{\circ}-\sec ^2 45^{\circ}=$
If $\sin \theta = -\frac{1}{\sqrt{2}}$ and $\tan \theta = 1$,then $\theta$ lies in which quadrant?
Easy
View Solution$\frac{\sin x}{1+\cos x} + \frac{1+\cos x}{\sin x} = ?$
$\cos \theta(\operatorname{cosec} \theta - \sec \theta) - \cot \theta =$
If $\theta$ lies in the first quadrant and $5 \tan \theta = 4$,then $\frac{5 \sin \theta - 3 \cos \theta}{\sin \theta + 2 \cos \theta}$ is equal to
DifficultTS EAMCET 2007
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