Answer
$|x|\sqrt{yz}$
Work Step by Step
$\sqrt[4]{x^{4}y^{2}z^2}=(x^{4}y^2z^2)^{1/4}=|x|(yz)^{1/2}=|x|\sqrt{yz}$
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.