$x=\frac{1}{5}$ હોય ત્યારે $\cos \left(2 \cos ^{-1} x+\sin ^{-1} x\right)$ નું મૂલ્ય શોધો.

  • A
    $-\frac{\sqrt{6}}{5}$
  • B
    $\frac{2 \sqrt{6}}{5}$
  • C
    $-\frac{2 \sqrt{6}}{5}$
  • D
    $\frac{2 \sqrt{5}}{6}$

Explore More

Similar Questions

$\tan \left[ 2\tan^{-1}\left( \frac{1}{5} \right) - \frac{\pi}{4} \right] = $

જો $\cos ^{-1} 2x + \cos ^{-1} 3x = \frac{\pi}{3}$ હોય, તો $x =$

જો $\cot(\cos^{-1} x) = \sec(\tan^{-1} \frac{a}{\sqrt{b^2 - a^2}})$ હોય, તો $x$ ની કિંમત શોધો

જો $\frac{\sin ^{-1} x}{a}=\frac{\cos ^{-1} x}{b}=\frac{\tan ^{-1} y}{c}$ અને $0 < x < 1$ હોય,તો $\cos \left(\frac{\pi c}{a + b}\right)$ ની કિંમત શોધો.

$\operatorname{Sin}^{-1}(-\cos 2) + \operatorname{Cos}^{-1}(\sin 3) + \operatorname{Tan}^{-1}(\cot 5) = $

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