Answer
a) Disjoint
b) Subset
Work Step by Step
a) There are no intersections between the two sets, so we say that they are disjoint.
b) We see that all of A is within set B. Thus, we see that A is a subset of B.
Elementary Geometry for College Students (7th Edition)
by Alexander, Daniel C.; Koeberlein, Geralyn M.
Published by
Cengage
ISBN 10:
978-1-337-61408-5
ISBN 13:
978-1-33761-408-5
Chapter P - Preliminary Concepts - P.1 - Sets and Geometry - Exercises P.1 - Page 7: 19
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