Elementary Technical Mathematics

Published by Brooks Cole
ISBN 10: 1285199197
ISBN 13: 978-1-28519-919-1

Chapter 1 - Section 1.2 - Order of Operations - Exercise - Page 14: 38



Work Step by Step

We apply the order of operations: $\frac{(20-2*5)^2}{3^3-2}=\frac{(20-10)^2}{27-2}=\frac{10^2}{25}=\frac{100}{25}=4$
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