$\tan 20^\circ + \tan 40^\circ + \sqrt{3} \tan 20^\circ \tan 40^\circ = $

  • A
    $\frac{1}{\sqrt{3}}$
  • B
    $\sqrt{3}$
  • C
    $-\frac{1}{\sqrt{3}}$
  • D
    $-\sqrt{3}$

Explore More

Similar Questions

$\tan\, 20^{\circ} + \tan\, 40^{\circ} + \sqrt{3}\, \tan\, 20^{\circ} \tan\, 40^{\circ}$ का मान क्या है?

$\cos 15^\circ - \sin 15^\circ$ का मान किसके बराबर है?

$\frac{\tan 80^{\circ}-\tan 10^{\circ}}{\tan 70^{\circ}}$ का मान ज्ञात कीजिए।

यदि $\cos \theta = \frac{3}{5}$ और $\cos \phi = \frac{4}{5}$ है,जहाँ $\theta$ और $\phi$ धनात्मक न्यून कोण हैं,तो $\cos \frac{\theta - \phi}{2} = $

सिद्ध कीजिए कि $\frac{\cos 9x - \cos 5x}{\sin 17x - \sin 3x} = -\frac{\sin 2x}{\cos 10x}$

Vedclass Products

For Students

Vedclass Test Series

Mock tests in real JEE/NEET style with performance analysis. 5-day free trial.

Start Free Trial
For Teachers

Exam Paper Generator

Generate Set A/B/C/D exam papers from 7.5L+ questions in 2 minutes. 3 chapters free.

Try Free
For Institutes

Online Exam Module

Live online exams with unlimited students, 360° analytics & white-label branding.

See Demo