Basic College Mathematics (9th Edition)

Published by Pearson
ISBN 10: 0321825535
ISBN 13: 978-0-32182-553-7

Chapter 1 - Whole Numbers - 1.8 Exponents, Roots, and Order of Operations - 1.8 Exercises: 68

Answer

8

Work Step by Step

First do parentheses, then square root, then multiply, then subtract. 8 * \sqrt 49 - 6(5 + 3) = 8 * \sqrt 49 - 6(8) = 8 * 7 - 6(8) = 56 - 48 = 8
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