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AP® Calculus AB-BC

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Difficult

Limit Involving Greatest Integer Function

APCALC-B4FUXG

If $[x]$ represents the greatest integer that is less than or equal to $x$, then = $\lim \limits_{x \to {0^ - }} \cfrac{{1}}{{[x]}}$ is:

A

$0$

B

$1$

C

$-1$

D

nonexistent