Algebra 1: Common Core (15th Edition)

Published by Prentice Hall
ISBN 10: 0133281140
ISBN 13: 978-0-13328-114-9

Chapter 1 - Foundations for Algebra - Concept Byte - Page 45: 10


Irrational number

Work Step by Step

When multiplied, ⅝ times $ \sqrt {7} $ is $ 5 \sqrt{7}/8$. This cannot be rewritten as a fraction where only integers are in the numerator and the denominator, so it is irrational.
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