જો $\tan 7 \theta \cdot \tan 3 \theta = 1$ હોય,તો $\theta$ ની કિંમત .......... છે.

  • A
    $30$
  • B
    $18$
  • C
    $15$
  • D
    $9$

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Similar Questions

$\frac{1}{\tan ^{2} \theta}+1 = \dots$

$(\tan 1^{\circ} \tan 2^{\circ} \tan 3^{\circ} \ldots \tan 89^{\circ})$ નું મૂલ્ય કેટલું છે?

સાબિત કરો કે,$(\sin \alpha+\cos \alpha)(\tan \alpha+\cot \alpha)=\sec \alpha+\operatorname{cosec} \alpha$

સાબિત કરો કે,
$\frac{\tan A}{1+\sec A} + \frac{\tan A}{\sec A-1} = 2 \operatorname{cosec} A$

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

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