Answer
$\lim\limits_{x\to10^+}\dfrac{|x-10|}{x-10}=1.$
Work Step by Step
$\lim\limits_{x\to10^+}\dfrac{|x-10|}{x-10}=\dfrac{|10^+-10|}{10^+-10}=\dfrac{0^+}{0^+}=1.$
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