Class 11MathematicsTrigonometrical Ratios, Functions and IdentitiesTrigonometrical ratios of multiple and sub-multiple angles
Difficult$\cot \frac{\pi}{24}$ का मान क्या है?
- A$\sqrt{2}-\sqrt{3}-2+\sqrt{6}$
- B$3 \sqrt{2}-\sqrt{3}-\sqrt{6}$
- C$\sqrt{2}-\sqrt{3}+2-\sqrt{6}$
- D$\sqrt{2}+\sqrt{3}+2+\sqrt{6}$
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यदि $\theta = 3\alpha$ और $\sin \theta = \frac{a}{\sqrt{a^2 + b^2}}$ है,तो व्यंजक $a \csc \alpha - b \sec \alpha$ का मान क्या है?
यदि $\cos \theta = \frac{-3}{5}$ और $\pi < \theta < \frac{3\pi}{2}$ है,तो $\tan \frac{\theta}{2} + \sin \frac{\theta}{2} + 2 \cos \frac{\theta}{2} =$
यदि $\cos \theta = \frac{1}{2}\left( x + \frac{1}{x} \right)$ है,तो $\frac{1}{2}\left( x^2 + \frac{1}{x^2} \right) = $
Easy
View Solution$\frac{\sin 5 \theta}{\sin \theta}$ किसके बराबर है?
$\tan \left( \frac{\pi }{4} + \theta \right) - \tan \left( \frac{\pi }{4} - \theta \right) = $
Easy
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