Class 11MathematicsTrigonometrical Ratios, Functions and IdentitiesFundamental trigonometrical ratios and functions, Trigonometrical ratio of allied angles
Easy$\cos \theta(\operatorname{cosec} \theta - \sec \theta) - \cot \theta =$
- A$-1$
- B$1$
- C$0$
- D$\cos^2 \theta - \tan^2 \theta$
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Similar Questions
$\operatorname{Tanh}^{-1}(\sin \theta) =$
If $\cosh x = \frac{\sqrt{14}}{3}$,$\sinh x = \cos \theta$ and $-\pi < \theta < -\frac{\pi}{2}$,then $\sin \theta =$
$\frac{{\cot^2 15^\circ - 1}}{{\cot^2 15^\circ + 1}} = $
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View SolutionProve that: $\sin ^{2} \frac{\pi}{6}+\cos ^{2} \frac{\pi}{3}-\tan ^{2} \frac{\pi}{4}=-\frac{1}{2}$
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View SolutionIf the arcs of the same lengths in two circles subtend angles $65^{\circ}$ and $110^{\circ}$ at the centre,find the ratio of their radii.
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