College Algebra 7th Edition

Published by Brooks Cole
ISBN 10: 1305115546
ISBN 13: 978-1-30511-554-5

Chapter P, Prerequisites - Section P.2 - Real Numbers - P.2 Exercises - Page 16: 46


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Work Step by Step

a) $A \cap C$ is just the whole set C, because C is completely within A. The answer is thus just, $(-1,5]$ b) Since each set stretches opposite directions, our set is just the between the starting points. $[-2,4)$
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