$\sin 48^{\circ} \sec 42^{\circ} + \cos 48^{\circ} \operatorname{cosec} 42^{\circ} = \ldots \ldots \ldots \ldots$

  • A
    $2$
  • B
    $1$
  • C
    $\frac{3}{4}$
  • D
    $0$

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यदि $\tan \theta = \sqrt{3}$ है,तो $\theta = \ldots$ ($^\circ$ में)

यदि $\sin \theta + \cos \theta = p$ और $\sec \theta + \operatorname{cosec} \theta = q$ है,तो सिद्ध कीजिए कि $q(p^2 - 1) = 2p$.

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यदि $\sec \theta = \frac{5}{3}$ है,तो $\tan \theta = \ldots$

$\frac{1}{\cos ^{2} \theta}-\frac{1}{\cot ^{2} \theta} = \dots$

यदि $\sin 70^{\circ} = \cos \theta$ है,तो $\theta = \ldots \ldots \ldots \ldots$ ($^{\circ}$ में)

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