Answer
{e, m, p, t, y}
Work Step by Step
To find the union, we combine the two sets into one large set. However, if there are doubles, we only take 1 of them, instead of both.
College Algebra (6th Edition)
by Blitzer, Robert F.
Published by
Pearson
ISBN 10:
0-32178-228-3
ISBN 13:
978-0-32178-228-1
Chapter P - Prerequisites: Fundamental Concepts of Algebra - Exercise Set P.1 - Page 17: 34
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