Answer
8 elements
Work Step by Step
$M = {4, 5, -6, 7, 8}$
$N = {-4, 5, 6, 7, -8}$
Union = ${-4, 4, 5, -6, 6, 7, -8, 8}$
Algebra 1
by Hall, Prentice
Published by
Prentice Hall
ISBN 10:
0133500403
ISBN 13:
978-0-13350-040-0
Chapter 12 - Data Analysis and Probability - 12-6 Permutations and Combinations - Standardized Test Prep - Page 756: 68
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