यदि $\tan^{-1} (x+ 2)+ \tan^{- 1}( x -2)= \tan^{-1} (\frac{1}{2})$ है,तो $x$ के मान(मानों) का योग किसके बराबर है?

  • A
    $1$
  • B
    $-5$
  • C
    $-4$
  • D
    $\frac{1}{2}$

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Similar Questions

$\frac{1}{2}{\cos ^{ - 1}}\left( {\frac{{1 - x}}{{1 + x}}} \right) = $

$\tan \left(\frac{1}{4} \sin ^{-1} \frac{\sqrt{63}}{8}\right)$ का एक संभावित मान है :

$(\tan ^{-1} x)^2+(\cot ^{-1} x)^2=\frac{5 \pi^2}{8} \Rightarrow x=$

यदि $\sin^{-1} \frac{3}{5} + \cos^{-1} \frac{12}{13} = \sin^{-1} C$ है,तो $C =$

$x=\frac{1}{5}$ पर $\cos \left(2 \cos ^{-1} x+\sin ^{-1} x\right)$ का मान ज्ञात कीजिए,जहाँ $0 \leq \cos ^{-1} x \leq \pi$ और $-\frac{\pi}{2} \leq \sin ^{-1} x \leq \frac{\pi}{2}$ है।

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