Answer
$-30\sqrt{6}$
Work Step by Step
Using the properties of radicals that we know, we simplify:
$(5\sqrt{8})(-3\sqrt{3})=-15\sqrt{8*3}=-15\sqrt{24}=-15\sqrt{4*6}=-15*2\sqrt{6}=-30\sqrt{6}$
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.