જો $29 \tan \theta = 31$ હોય,તો $\frac{1+2 \sin \theta \cos \theta}{1-2 \sin \theta \cos \theta}$ નું મૂલ્ય કેટલું થાય?

  • A
    $540$
  • B
    $490$
  • C
    $810$
  • D
    $900$

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Similar Questions

જો $x \sin 45^{\circ} = y \operatorname{cosec} 30^{\circ}$ હોય,તો $\frac{x^{4}}{y^{4}}$ ની કિંમત કેટલી થાય ($^{3}$ માં)?

$0 < \phi < \frac{\pi}{2}$ માટે,જો $x = \sum_{n=0}^\infty \cos^{2n}\phi$,$y = \sum_{n=0}^\infty \sin^{2n}\phi$,અને $z = \sum_{n=0}^\infty \cos^{2n}\phi \sin^{2n}\phi$ હોય,તો:

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$\frac{\cos A}{1 - \sin A} = $

$5 \sin^2 \theta + 4 \cos^2 \theta$ ની ન્યૂનતમ કિંમત કેટલી છે?

$\frac{\sin 70^\circ + \cos 40^\circ}{\cos 70^\circ + \sin 40^\circ} = $

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