Question

lim x=1 (1/x-1)

Answer 1

\[\lim_{x \rightarrow1}\frac{1}{x-1}?\]

Answer 2

this has not limit

Answer 3

\[\lim_{x\rightarrow 1^{-}}\frac{1}{x-1}=-\infty\\\lim_{x\rightarrow 1^{+}}\frac{1}{x-1}=\infty\]