$\frac{\cos ^{2} 40^{\circ}+\cos ^{2} 50^{\circ}}{\sin ^{2} 40^{\circ}+\sin ^{2} 50^{\circ}}=\ldots \ldots \ldots \ldots$

  • A
    $2$
  • B
    $4$
  • C
    $1$
  • D
    $0$

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Similar Questions

જો $\tan \theta = \sqrt{3}$ હોય,તો $\theta = \ldots$ ($^\circ$ માં)

$\sec 55^{\circ} \cdot \sin 35^{\circ} + \cos 35^{\circ} \cdot \operatorname{cosec} 55^{\circ} = \ldots \ldots \ldots \ldots$

$\frac{1}{\sin ^{2} \theta}-1 = \ldots \ldots \ldots$

જો $\tan A = \cot B$ હોય,તો $A + B = \ldots$

$\tan \theta + \cot \theta = \ldots \ldots \ldots$

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