यदि $\tan \theta = 2$ और $\theta$ तीसरे चतुर्थांश में स्थित है,तो $\sec \theta$ का मान है

  • A
    $-\sqrt{5}$
  • B
    $\sqrt{3}$
  • C
    $-\sqrt{2}$
  • D
    $\sqrt{5}$

Explore More

Similar Questions

सिद्ध कीजिए कि $\frac{\cos (\pi+x) \cos (-x)}{\sin (\pi-x) \cos (\frac{\pi}{2}+x)} = \cot^{2} x$.

यदि $\theta$ प्रथम चतुर्थांश में स्थित है और $5 \tan \theta = 4$ है,तो $\frac{5 \sin \theta - 3 \cos \theta}{\sin \theta + 2 \cos \theta}$ का मान ज्ञात कीजिए।

यदि $x \cos \theta = y \cos \left(\theta + \frac{2 \pi}{3}\right) = z \cos \left(\theta + \frac{4 \pi}{3}\right)$ है,तो $\frac{1}{x} + \frac{1}{y} + \frac{1}{z} = $

$\sin \left( \frac{\pi}{10} \right) \sin \left( \frac{3\pi}{10} \right) = $

$\tan \theta \sin \left( \frac{\pi }{2} + \theta \right) \cos \left( \frac{\pi }{2} - \theta \right) = $

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