Class 11MathematicsTrigonometrical Ratios, Functions and IdentitiesTrigonometrical ratios of multiple and sub-multiple angles
Easy$\cot x - \tan x = $
- A$\cot 2x$
- B$2\cot^2 x$
- C$2\cot 2x$
- D$\cot^2 2x$
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જો $3 \sin \theta = 2 \sin 3 \theta$ અને $0 < \theta < \pi$ હોય,તો $\sin \theta =$
જો $\cos^3 \theta + \cos^3 \left(\frac{2 \pi}{3} + \theta\right) + \cos^3 \left(\frac{4 \pi}{3} + \theta\right) = \alpha \cos 3 \theta$ હોય,તો $\alpha$ ની કિંમત શોધો.
DifficultTS EAMCET 2016
View Solutionજો $540^{\circ} < \theta < 630^{\circ}$ અને $\tan \theta = \frac{5}{12}$ હોય,તો $\frac{\cos \frac{\theta}{2} - 5 \sin \frac{\theta}{2}}{\sqrt{-(12 \sec \theta + 5 \operatorname{cosec} \theta)}} = $
જો $\frac{1}{2}\left(\tan \left(\frac{\pi}{24}\right)+\cot \left(\frac{\pi}{24}\right)\right)=\sqrt{a^2+a}+\sqrt{a}$ હોય,તો $a=$
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