यदि $\tan ^{-1}\left(\frac{1-x}{1+x}\right)=\frac{1}{2} \tan ^{-1} x$ है,तो $x$ का मान ज्ञात कीजिए।

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

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Similar Questions

माना $\mathop {Lim}\limits_{x \to 0} \sec^{-1} \left( \frac{x}{\sin x} \right) = l$ और $\mathop {Lim}\limits_{x \to 0} \sec^{-1} \left( \frac{x}{\tan x} \right) = m$,तो

$\sin ^{-1}\left(\sin \frac{23 \pi}{6}\right) = $ . . . . . . .

$\sin ^{-1}\left[\cos \left(\sin ^{-1} \frac{\sqrt{3}}{2}\right)\right]=$ . . . . . . .

मान लीजिए कि फलन $g: (-\infty, \infty) \rightarrow \left(-\frac{\pi}{2}, \frac{\pi}{2}\right)$,$g(u) = 2 \tan^{-1}(e^u) - \frac{\pi}{2}$ द्वारा दिया गया है। तब,$g$ है

$\tan ^{-1}(-1)$ का मुख्य मान ज्ञात कीजिए।

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