જો $\tan \theta + \sec \theta = e^x$ હોય,તો $\cos \theta$ ની કિંમત શું થાય?

  • 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

જો $x=\frac{\sin^3 \theta}{\cos^2 \theta}$ અને $y=\frac{\cos^3 \theta}{\sin^2 \theta}$ હોય,જ્યાં $\sin \theta+\cos \theta=\frac{1}{2}$ હોય,તો $x+y=$

પદાવલિ $\frac{(\sin 36^{\circ} + \cos 36^{\circ} - \sqrt{2} \sin 27^{\circ})^2}{2 \sin 54^{\circ}}$ ની કિંમત કોના કરતા ઓછી છે?

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

જો $\cos x + \cos y = \frac{2}{3}$ અને $\sin x - \sin y = \frac{3}{4}$ હોય,તો $\sin(x - y) + \cos(x - y)$ ની કિંમત શોધો.

જો $\cos(x) + \cos^2(x) = 1$ હોય,તો $\sin^2(x) + \sin^4(x)$ ની કિંમત કેટલી થાય?

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