$(m + 2)\sin \theta + (2m - 1)\cos \theta = 2m + 1$ હોય,તો $\tan \theta$ ની કિંમત શોધો:

  • A
    $\tan \theta = \frac{3}{4}$
  • B
    $\tan \theta = \frac{4}{3}$
  • C
    $\tan \theta = \frac{2m}{m^2 + 1}$
  • D
    આમાંથી કોઈ નહીં

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Similar Questions

ધારો કે $E = \left( {1 - \frac{{\cos 61^\circ}}{{\cos 1^\circ}}} \right) \left( {1 - \frac{{\cos 62^\circ}}{{\cos 2^\circ}}} \right) \dots \left( {1 - \frac{{\cos 119^\circ}}{{\cos 59^\circ}}} \right)$,તો $E$ ની કિંમત શોધો:

$\cos 2(\theta + \phi ) - 4\cos (\theta + \phi )\sin \theta \sin \phi + 2{\sin ^2}\phi = $

જો $A + B + C = \pi$ અને $\cos A = \cos B \cos C$ હોય,તો $\tan B \tan C$ ની કિંમત શોધો.

જો $\tan A = \frac{1}{2}$ અને $\tan B = \frac{1}{3}$ હોય,તો $\cos 2A = $

ધારો કે $A$ અને $B$ વિધાનો છે:
$A: \cos \alpha + \cos \beta + \cos \gamma = 0$
$B: \sin \alpha + \sin \beta + \sin \gamma = 0$
જો $\cos (\alpha - \beta) + \cos (\beta - \gamma) + \cos (\gamma - \alpha) = -\frac{3}{2}$ હોય,તો:

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