નીચેનામાંથી કયું પદ હંમેશા સાચું છે?

  • A
    $\cosh \frac{x}{2}=\sqrt{\frac{\cosh x-1}{2}}$
  • B
    $\tanh \left(\frac{x}{2}\right)=\frac{2 \sinh x}{\cosh x+1}$
  • C
    $\sinh \left(\frac{x}{2}\right)=\frac{\sinh x}{\sqrt{2(\cosh x+1)}}$
  • D
    $\sinh \left(\frac{x}{2}\right)=\frac{\sinh x}{\sqrt{2(\cosh x-1)}}$

Explore More

Similar Questions

જો $\cos A = \frac{3}{4}$ હોય,તો $32\sin \frac{A}{2}\cos \frac{5A}{2} = $

જો $\sec x + \tan x = 2$,જ્યાં $0 < x < \frac{\pi}{2}$ હોય,તો $\sin \frac{x}{4}$ ની કિંમત શોધો.

$\tan \alpha + 2 \tan 2 \alpha + 4 \tan 4 \alpha + 8 \cot 8 \alpha = $

જો $\tan \frac{\theta}{2} = t$ હોય,તો $\frac{1 - t^2}{1 + t^2}$ ની કિંમત શું થાય?

$\sqrt{2 + \sqrt{2 + 2\cos 4\theta}} = $

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