Algebra 1: Common Core (15th Edition)

Published by Prentice Hall
ISBN 10: 0133281140
ISBN 13: 978-0-13328-114-9

Chapter 1 - Foundations for Algebra - 1-2 Order of Operations and Evaluating Expressions - Practice and Problem-Solving Exercises: 26



Work Step by Step

Substituting $s=4$ and $t=8$, the given expression, $ s^4+t^2+s\div2 ,$ evaluates to \begin{array}{l}\require{cancel} (4)^4+(8)^2+4\div2 \\\\= 256+64+4\div2 \\\\= 256+64+2 \\\\= 320+2 \\\\= 322 .\end{array}
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