\(x\rightarrow1^+\) thì x>1
=>x-1>0
=>|x-1|=x-1
=>\(\lim\limits_{x\rightarrow1^+}\dfrac{3x-2}{\left|x-1\right|}=\lim\limits_{x\rightarrow1^+}\dfrac{3x-2}{x-1}=+\infty\) vì
\(\left\{{}\begin{matrix}x-1>0\\\lim\limits_{x\rightarrow1^+}3x-2=3\cdot1-2=1>0\end{matrix}\right.\)