Intermediate Algebra (12th Edition)

Published by Pearson
ISBN 10: 0321969359
ISBN 13: 978-0-32196-935-4

Chapter R - Section R.3 - Exponents, Roots, and Order of Operations - R.3 Exercises: 44

Answer

-30

Work Step by Step

$\sqrt 900=30$, which we know because $30^{2}=30\times30=900$ Therefore, $-\sqrt 900=-(30)=-30$.
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