Answer
2
Work Step by Step
$\lim _{x\rightarrow \infty }\left( \dfrac {2x}{x-4}\right) =\dfrac {2}{1-\dfrac {4}{x}}=2\left( \dfrac {4}{x}\rightarrow 0\right) $
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.