Algebra 1

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

Chapter 1 - Foundations for Algebra - Chapter Review - 1-3 Real Numbers and the Number Line: 36

Answer

$10$

Work Step by Step

We use method two from the textbook to estimate the square root: Using the square root function of a calculator, we find that $\sqrt {99}\approx9.95$. Since $9.95$ is closer to $10$ than to $9$, we estimate the square root to be $10$.
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