Algebra 1

Published by Prentice Hall
ISBN 10: 0133500403
ISBN 13: 978-0-13350-040-0

Chapter 1 - Foundations for Algebra - 1-3 Real Numbers and the Number Line - Practice and Problem-Solving Exercises - Page 20: 22



Work Step by Step

We will use method 2 from the textbook of estimating a square root. Using a calculator's square root function, we find that $\sqrt {61}\approx7.81$ Since $7.81$ is closer to $8$ than to $7$, we round to $8$, which is the nearest integer.
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