Answer
$0$
Work Step by Step
Using order of operations, the given expression, $
\sqrt{25}-5(-1)^2
,$ simplifies to
\begin{array}{l}\require{cancel}
5-5(1)
\\\\=
5-5
\\\\=
0
.\end{array}
Intermediate Algebra (12th Edition)
by Lial, Margaret L.; Hornsby, John; McGinnis, Terry
Published by
Pearson
ISBN 10:
0321969359
ISBN 13:
978-0-32196-935-4
Chapter 2 - Chapters R-2 - Cumulative Review Exercises - Page 214: 10
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