यदि $\tan \theta + \sec \theta = e^x$ है,तो $\cos \theta$ का मान क्या होगा?

  • A
    $\frac{e^x + e^{-x}}{2}$
  • B
    $\frac{2}{e^x + e^{-x}}$
  • C
    $\frac{e^x - e^{-x}}{2}$
  • D
    $\frac{e^x - e^{-x}}{e^x + e^{-x}}$

Explore More

Similar Questions

यदि $\theta$ दूसरे चतुर्थांश में स्थित है,तो $\sqrt{\frac{1 - \sin \theta}{1 + \sin \theta}} + \sqrt{\frac{1 + \sin \theta}{1 - \sin \theta}}$ का मान क्या होगा?

$\tan 9^\circ - \tan 27^\circ - \tan 63^\circ + \tan 81^\circ = $

$\frac{\cos A}{1 - \sin A} = $

$4\sin^2 x + 3\cos^2 x$ का अधिकतम मान क्या है?

$\cos 24^{\circ} + \cos 55^{\circ} + \cos 125^{\circ} + \cos 204^{\circ} + \cos 300^{\circ}$ का मान 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