यदि $\sin \theta \cosh \alpha = \tan x$ और $\cos \theta \sinh \alpha = \sec x$ है,तो $\cos 2 \theta \cosh 2 \alpha$ का मान ज्ञात कीजिए।

  • A
    $1$
  • B
    $2$
  • C
    $3$
  • D
    $4$

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यदि $\sin x + \sin y = \frac{7}{5}$ और $\cos x + \cos y = \frac{1}{5}$ है,तो $\sin(x + y)$ का मान ज्ञात कीजिए।

यदि $p = \frac{2\sin \theta}{1 + \cos \theta + \sin \theta}$ और $q = \frac{\cos \theta}{1 + \sin \theta}$ है,तो

यदि $f(x) = \frac{\cos^2 x + \sin^4 x}{\sin^2 x + \cos^4 x}$,$x \in R$ के लिए,तो $f(2002)$ का मान क्या होगा?

$\sinh^{-1}(2) + \cosh^{-1}(2) - \tanh^{-1}\left(\frac{2}{3}\right) + \coth^{-1}(-2) = $

यदि $2 \cos \theta + \sin \theta = 1$ $\left( \theta \neq \frac{\pi}{2} \right)$ है,तो $7 \cos \theta + 6 \sin \theta$ का मान ज्ञात कीजिए।

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