Answer
Irrational
Work Step by Step
As you may recall, the square root of two is an irrational number. Multiplying an irrational and a rational number results in an irrational number, so two times the square root of two is irrational.
Elementary Algebra
by Kaufmann, Jerome; Schwitters, Karen;
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 - Problem Set 2.3 - Page 69: 97
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