Answer:
let b union b be
B={2,4,6,8} and B= {1,2,3,4,5}
then B union B = {1,2,3,4,5,6,8}
Step-by-step explanation:
<em>Venn diagram of b union b is in the attachment </em>
<em>Hope </em><em>it </em><em>is </em><em>helpful</em><em> to</em><em> you</em>