Elementary and Intermediate Algebra: Concepts & Applications (6th Edition)

Published by Pearson
ISBN 10: 0-32184-874-8
ISBN 13: 978-0-32184-874-1

Chapter 4 - Polynomials - 4.7 Polynomials in Several Variables - 4.7 Exercise Set: 86

Answer

$7$

Work Step by Step

Using order of operations, the given expression, $ 2-(3-8)^2\div(-5) ,$ simplifies to \begin{array}{l}\require{cancel} 2-(-5)^2\div(-5) \\\\= 2-25\div(-5) \\\\= 2-(-5) \\\\= 2+5 \\\\= 7 .\end{array}
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