Answer
(a) $\{-1, 0, \displaystyle \frac{1}{2},1,2,3,4\}$
(b) $\{1\}$
Work Step by Step
(a) $A \cup B=\{-1, 0, \displaystyle \frac{1}{2},1,2,3,4\}$
(b) $A \cap B=\{1\}$
College Algebra 7th Edition
by Stewart, James; Redlin, Lothar; Watson, Saleem
Published by
Brooks Cole
ISBN 10:
1305115546
ISBN 13:
978-1-30511-554-5
Chapter P, Prerequisites - Chapter P Review - Exercises - Page 76: 21
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