Precalculus (6th Edition)

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

Chapter R - Review of Basic Concepts - R.1 Sets - R.1 Exercises - Page 7: 6



Work Step by Step

If a set is infinite, then we cannot describe the number of elements in the set with a natural number. This is the case here. Also, we cannot find the last element of the set. Usually the three dots in the end mean that the set is infinite.
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