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यदि $\tan A = 2\tan B + \cot B$ है,तो $2\tan (A - B) = $

समीकरण $\frac{1}{\sin(\frac{\pi}{n})} = \frac{1}{\sin(\frac{2\pi}{n})} + \frac{1}{\sin(\frac{3\pi}{n})}$ को संतुष्ट करने वाला $n > 3$ का धनात्मक पूर्णांक मान है

$0 \leq P, Q \leq \frac{\pi}{2}$ के लिए, यदि $\sin P + \cos Q = 2$ है, तो $\tan \left(\frac{P + Q}{2}\right)$ का मान ज्ञात कीजिए।

यदि $\frac{5 \sinh 2x}{7+6 \cosh 2x} = \frac{3}{2}$ है,तो $3 \tanh^2 x + 20 \tanh x = $

जब $\frac{\sin 9 \theta}{\cos 27 \theta}+\frac{\sin 3 \theta}{\cos 9 \theta}+\frac{\sin \theta}{\cos 3 \theta}=k(\tan 27 \theta-\tan \theta)$ परिभाषित है,तब $k=$

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