જો $\cos ^2 84^{\circ}+\sin ^2 126^{\circ}-\sin 84^{\circ} \cos 126^{\circ}=K$ અને $\cot A+\tan A=2 K$ હોય,તો $\tan A$ ની શક્ય કિંમતો શોધો.

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

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Similar Questions

ધારો કે $\alpha = \frac{1}{\sin 60^{\circ} \sin 61^{\circ}} + \frac{1}{\sin 62^{\circ} \sin 63^{\circ}} + \dots + \frac{1}{\sin 118^{\circ} \sin 119^{\circ}}$. તો $\left(\frac{\operatorname{cosec} 1^{\circ}}{\alpha}\right)^2$ ની કિંમત $....$ છે.

$\frac{\sin 3A - \cos \left( \frac{\pi}{2} - A \right)}{\cos A + \cos (\pi + 3A)} = $

જો $\cos x + \sec x = -2$ હોય,તો ધન પૂર્ણાંક $n$ માટે,$\cos^n x + \sec^n x$ શું થશે?

$\sin ^2 5^{\circ}+\sin ^2 10^{\circ}+\sin ^2 15^{\circ}+\ldots+\sin ^2 90^{\circ}$ ની કિંમત શોધો.

સાબિત કરો કે $\cot x \cot 2x - \cot 2x \cot 3x - \cot 3x \cot x = 1$.

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