$\tan 2 \alpha \cdot \tan \left(30^{\circ}-\alpha\right)+\tan 2 \alpha \cdot \tan \left(60^{\circ}-\alpha\right)+\tan \left(60^{\circ}-\alpha\right) \cdot \tan \left(30^{\circ}-\alpha\right)$ का मान क्या है?

  • A
    $\tan 3 \alpha$
  • B
    $\tan ^2 2 \alpha-\tan ^2 60^{\circ}$
  • C
    $1$
  • D
    $0$

Explore More

Similar Questions

$\frac{e^{4x} + e^{-4x} + 14}{4(e^x - e^{-x})^2} = \dots$

$\sec {50^o} + \tan {50^o}$ का मान क्या है?

यदि $f(x) = \frac{\cos^2 x + \sin^4 x}{\sin^2 x + \cos^4 x}$,$x \in R$ के लिए,तो $f(2002)$ का मान क्या होगा?

मान ज्ञात कीजिए: $\sin \frac{\pi}{12} \sin \frac{2 \pi}{12} \sin \frac{3 \pi}{12} \sin \frac{4 \pi}{12} \sin \frac{5 \pi}{12} \sin \frac{6 \pi}{12}$

यदि $15 \sin^{4} \alpha + 10 \cos^{4} \alpha = 6$ किसी $\alpha \in R$ के लिए है,तो $27 \sec^{6} \alpha + 8 \operatorname{cosec}^{6} \alpha$ का मान ....... होगा।

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