$(1+\tan ^{2} \theta)(1-\cos ^{2} \theta) = \dots$

  • A
    $\cot ^{2} \theta$
  • B
    $\tan ^{2} \theta$
  • C
    $1$
  • D
    $0$

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Similar Questions

$\frac{\sin 60^{\circ} + \cos 30^{\circ}}{1 + \sin 30^{\circ} + \cos 60^{\circ}} = \dots$

यदि $\sqrt{3} \tan \theta = 1$ है,तो $\sin^{2} \theta - \cos^{2} \theta$ का मान ज्ञात कीजिए।

$(\sin 80^{\circ} + \cos 10^{\circ})(\sin 80^{\circ} - \cos 10^{\circ}) = \ldots \ldots \ldots$

यदि $\tan \theta = 1$ है,तो $\sin \theta \cdot \cos \theta = \dots$

यदि $A = 30^{\circ}$ है,तो $\cos 2A$ का मान $\ldots \ldots \ldots$ है।

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