Elementary Algebra

Published by Cengage Learning
ISBN 10: 1285194055
ISBN 13: 978-1-28519-405-9

Chapter 2 - Real Numbers - 2.3 - Real Numbers and Algebraic Expressions - Concept Quiz 2.3 - Page 67: 6



Work Step by Step

-$\sqrt 5$ is negative because it has the "-" sign. It is irrational because it doesn't have a block of digits that repeats indefinitely or terminates, and it is real because irrational numbers are included in the set of real numbers.
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