Answer
{r,e,a,l}
Work Step by Step
The intersection of sets is the set of elements common to both sets (per the definition on page 5), therefore
{r,e,a,l} intersect {l,e,a,r}
={r,e,a,l}
because the letters r,e,a, and l are in both sets.
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: 24
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