Intermediate Algebra (12th Edition)

Published by Pearson
ISBN 10: 0321969359
ISBN 13: 978-0-32196-935-4

Chapter 1 - Review Exercises - Page 131: 47


$A\cap B= \{ a,c \}$

Work Step by Step

$\bf{\text{Solution Outline:}}$ To get the elements of $ A\cap B ,$ get all the common elements of $A$ and $B$. $\bf{\text{Solution Details:}}$ The intersection of $A$ and $B,$ given by $A\cap B$, are all the common elements of $A$ and $B$. With $ A=\{ a,b,c,d \} $ and $ B=\{ a,c,e,f \} $ then \begin{array}{l}\require{cancel} A\cap B= \{ a,c \} .\end{array}
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