$\frac{\cos 9^\circ + \sin 9^\circ}{\cos 9^\circ - \sin 9^\circ} = $

  • A
    $\tan 54^\circ$
  • B
    $\tan 36^\circ$
  • C
    $\tan 18^\circ$
  • D
    इनमें से कोई नहीं

Explore More

Similar Questions

${\tan ^2}\theta + {\cot ^2}\theta$ का मान क्या है?

यदि $\frac{\cos x}{a} = \frac{\cos (x + \theta)}{b} = \frac{\cos (x + 2\theta)}{c} = \frac{\cos (x + 3\theta)}{d}$ है,तो $\left( \frac{a + c}{b + d} \right)$ का मान क्या होगा :-

$\log \sin 1^{\circ} \cdot \log \sin 2^{\circ} \cdot \log \sin 3^{\circ} \cdot \ldots \cdot \log \sin 179^{\circ} = ?$

यदि $x \sin 45^{\circ} = y \operatorname{cosec} 30^{\circ}$ है,तो $\frac{x^{4}}{y^{4}}$ का मान क्या होगा ($^{3}$ में)?

$\frac{\cos 2 \theta}{1-\sin 2 \theta}$ का मान क्या है?

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