## Algebra 1

Published by Prentice Hall

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

#### Answer

$A\cup D$={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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