Answer
$ \infty $
Work Step by Step
We have
$$
\lim _{x \rightarrow 2^-} \frac{x-3}{x-2 }= \frac{2-3}{0^- }=\frac{-1}{0^-}=\infty.
$$
You can help us out by revising, improving and updating this answer.
Update this answerAfter you claim an answer you’ll have 24 hours to send in a draft. An editor will review the submission and either publish your submission or provide feedback.