જો $\cos (2\sin ^{ - 1}x) = \frac{1}{9}$ હોય,તો $x = $

  • A
    માત્ર $\frac{2}{3}$
  • B
    માત્ર $-\frac{2}{3}$
  • C
    $\frac{2}{3}, -\frac{2}{3}$
  • D
    $\frac{2}{3}$ કે $-\frac{2}{3}$ બંનેમાંથી એક પણ નહીં

Explore More

Similar Questions

$\tan \left\{\frac{1}{2} \cos ^{-1} \frac{\sqrt{5}}{3}\right\}$ ની કિંમત શોધો.

$\cos \left[\cos ^{-1}\left(-\frac{1}{7}\right)+\sin ^{-1}\left(-\frac{1}{7}\right)\right]$ ની કિંમત શોધો.

$\sin \left[\tan ^{-1}\left(\frac{1-x^2}{2 x}\right)+\cos ^{-1}\left(\frac{1-x^2}{1+x^2}\right)\right]$ ની કિંમત શોધો.

$x$ ની કિંમત શોધો જેથી $\sin \left(2 \tan ^{-1} \frac{3}{4}\right)=\cos \left(2 \tan ^{-1} x\right)$ થાય.

$x > 0$ માટે $\tan ^{-1} \frac{1-x}{1+x}=\frac{1}{2} \tan ^{-1} x$ ઉકેલો.

Difficult
View Solution

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