#### Answer

square root

#### Work Step by Step

The principle of the square root states that $x^2=n$ implies $x=\sqrt{n}$ or $x=-\sqrt{n}.$

Published by
Pearson

ISBN 10:
0-32184-874-8

ISBN 13:
978-0-32184-874-1

square root

The principle of the square root states that $x^2=n$ implies $x=\sqrt{n}$ or $x=-\sqrt{n}.$

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