यदि ${\tan ^{ - 1}}(x - 1) + {\tan ^{ - 1}}x + {\tan ^{ - 1}}(x + 1) = {\tan ^{ - 1}}3x$ है,तो $x =$

  • A
    $ \pm \frac{1}{2} $
  • B
    $ 0, \frac{1}{2} $
  • C
    $ 0, - \frac{1}{2} $
  • D
    $ 0, \pm \frac{1}{2} $

Explore More

Similar Questions

${\tan ^{ - 1}}\left( \frac{{2x}}{{1 - {x^2}}} \right)$ का ${\sin ^{ - 1}}\left( \frac{{2x}}{{1 + {x^2}}} \right)$ के सापेक्ष अवकल गुणांक ज्ञात कीजिए।

$\sin ^{-1} \frac{\sqrt{3}}{2} + \sin ^{-1} \sqrt{\frac{2}{3}} = $

$\tan ^{-1}(\cot x)+\cot ^{-1}(\tan x) =$ . . . . . .

समीकरण $\sin ^{-1}\left(\sum_{i=1}^{\infty} x^{i+1}-x \sum_{i=1}^{\infty}\left(\frac{x}{2}\right)^i\right)=\frac{\pi}{2}-\cos ^{-1}\left(\sum_{i=1}^{\infty}\left(-\frac{x}{2}\right)^i-\sum_{i=1}^{\infty}(-x)^i\right)$ के अंतराल $\left(-\frac{1}{2}, \frac{1}{2}\right)$ में स्थित वास्तविक हलों की संख्या . . . . . है।

यदि ${x^2} + {y^2} + {z^2} = {r^2}$ है,तो ${\tan ^{ - 1}}\left( {\frac{{xy}}{{zr}}} \right) + {\tan ^{ - 1}}\left( {\frac{{yz}}{{xr}}} \right) + {\tan ^{ - 1}}\left( {\frac{{zx}}{{yr}}} \right) = $

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