Algebra 1

Published by Prentice Hall
ISBN 10: 0133500403
ISBN 13: 978-0-13350-040-0

Chapter 3 - Solving Inequalities - 3-8 Unions and Intersections of Sets - Practice and Problem-Solving Exercises - Page 218: 12


$A\cup D$={1,3,4,5,7,9}

Work Step by Step

A={1,3,4} D={1,3,5,7,9} $A\cup D$ contains all elements in either A or D. $A\cup D$={1,3,4,5,7,9}
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