यदि $3 \sin x + 4 \cos x = 5$ है,तो $6 \tan \frac{x}{2} - 9 \tan^2 \frac{x}{2}$ का मान ज्ञात कीजिए।

  • A
    $0$
  • B
    $1$
  • C
    $3$
  • D
    $4$

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$\sin^{2}\left(\frac{\pi}{8}\right)$ का मान =

$\sqrt{2} + \sqrt{3} + \sqrt{4} + \sqrt{6}$ का मान ज्ञात कीजिए।

$\cot 5^o - \tan 5^o - 2 \tan 10^o - 4 \tan 20^o - 8 \cot 40^o$ का मान ज्ञात कीजिए।

सिद्ध कीजिए कि $\frac{\sin 5x - 2\sin 3x + \sin x}{\cos 5x - \cos x} = \tan x$.

यदि $33\theta = \pi$ है, तो $\cos \theta \cos 2\theta \cos 4\theta \cos 8\theta \cos 16\theta$ का मान है

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