MCQ
फलन $f(x)=\frac{1}{\sqrt{|x|-x}}$ का प्रान्त है-
  • A
    $R ^{+}$
  • $R ^{-}$
  • C
    $R _0$
  • D
    R

Answer

Correct option: B.
$R ^{-}$
(B) $R ^{-}$

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