$\tan ^{-1}\left(\frac{1}{2 \sqrt{2}}\right)+\sin ^{-1}\left(\frac{1}{\sqrt{3}}\right)=\cos ^{-1} x$ હોય, તો $x=$

  • A
    $\frac{1}{\sqrt{3}}$
  • B
    $\frac{1}{\sqrt{2}}$
  • C
    $\frac{2}{\sqrt{3}}$
  • D
    $\frac{1}{2 \sqrt{2}}$

Explore More

Similar Questions

ધારો કે $S$ એ સમીકરણ $\cos ^{-1}(2 x)-2 \cos ^{-1}\left(\sqrt{1-x^2}\right)=\pi$ ના તમામ ઉકેલોનો ગણ છે,જ્યાં $x \in\left[-\frac{1}{2}, \frac{1}{2}\right]$. તો $\sum_{x \in S} 2 \sin ^{-1}\left(x^2-1\right)$ ની કિંમત શોધો.

સાબિત કરો કે $\frac{9 \pi}{8} - \frac{9}{4} \sin^{-1} \frac{1}{3} = \frac{9}{4} \sin^{-1} \frac{2 \sqrt{2}}{3}$.

Difficult
View Solution

સાબિત કરો કે $2 \tan ^{-1} \frac{1}{2} + \tan ^{-1} \frac{1}{7} = \tan ^{-1} \frac{31}{17}$.

જો $\cot \frac{2x}{3} + \tan \frac{x}{3} = \csc \frac{kx}{3}$ હોય,તો $\tan^{-1}(\tan k)$ ની કિંમત કેટલી થાય?

$x=\frac{1}{5}$ હોય ત્યારે $\cos \left(2 \cos ^{-1} x+\sin ^{-1} x\right)$ ની કિંમત શોધો,જ્યાં $0 \leq \cos ^{-1} x \leq \pi$ અને $-\frac{\pi}{2} \leq \sin ^{-1} x \leq \frac{\pi}{2}$ છે.

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