Answer
$\sqrt[4] {27a^{2}b^{3}}$
Work Step by Step
$\sqrt[4] {ab^{2}}\sqrt[4] {27ab}=\sqrt[4] {(ab^{2})(27ab)}=\sqrt[4] {27a^{2}b^{3}}$
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.