Work Step by Step
$|ab|=\sqrt (ab)^2$ $|ab|=\sqrt (a)^2(b)^2$ $|ab|=\sqrt a^2 \sqrt b^2$ $|ab|=|a||b|$
You can help us out by revising, improving and updating this answer.Update this answer
After 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.