Precalculus (6th Edition)

Published by Pearson
ISBN 10: 013421742X
ISBN 13: 978-0-13421-742-0

Chapter R - Review of Basic Concepts - R.2 Real Numbers and Their Properties - R.2 Exercises - Page 19: 11

Answer

{$1, 3$}

Work Step by Step

RECALL: Natural numbers are $1, 2, 3, ...$ Thus, the elements of $A$ that belong to the set of natural numbers are: {$1, 3$}
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