114. The limit $x\left[\dfrac{1}{x}\right]$, in which case is not a finite number? (1) $x \to 0^-$ (2) $x \to 0^+$ (3) $x \to -\infty$ (4) $x \to +\infty$
\textbf{114.} The limit $x\left[\dfrac{1}{x}\right]$, in which case is \underline{not} a finite number?
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(1) $x \to 0^-$ \hfill (2) $x \to 0^+$ \hfill (3) $x \to -\infty$ \hfill (4) $x \to +\infty$
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