$\operatorname{cosec} 40^{\circ} = \ldots \ldots \ldots \ldots$

  • A
    $\sin 50^{\circ}$
  • B
    $\sec 50^{\circ}$
  • C
    $\cot 40^{\circ}$
  • D
    $\sin 40^{\circ}$

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Similar Questions

यदि $\tan 7 \theta \cdot \tan 3 \theta = 1$ है,तो $\theta$ का मान .......... है।

$0 < \theta < 90$ और $\sec \theta = \operatorname{cosec} 60^\circ$ है,तो $2 \cos^2 \theta - 1$ का मान ........ है।

यदि $\sin ^{2} 35^{\circ} + \cos ^{2} \theta = 1$ है,तो $\theta = \ldots \ldots \ldots \ldots$ ($^{\circ}$ में)

यदि $3 \sin \theta = 4 \cos \theta$ है,तो $\tan \theta = \ldots$

सिद्ध कीजिए कि,
$1 + \frac{\cot^{2} \alpha}{1 + \operatorname{cosec} \alpha} = \operatorname{cosec} \alpha$

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