Answer
8 elements
Work Step by Step
The union of the 2 sets M and N is the set of elements which are in M, in N or in both M and N:
M u N= {-8,-6,-4,4,5,6,7,8}
There are 8 elements.
Algebra 1: Common Core (15th Edition)
by Charles, Randall I.
Published by
Prentice Hall
ISBN 10:
0133281140
ISBN 13:
978-0-13328-114-9
Chapter 12 - Data Analysis and Probability - 12-6 Permutations and Combinations - Practice and Problem-Solving Exercises - Page 768: 68
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