Video: Using Venn Diagrams to Find the Union of Sets

Using the Venn diagram, find 𝑋 ∪ 𝑌

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Video Transcript

Using the Venn diagram, find 𝑋 union 𝑌.

The symbol ∪ stands for union. The union of two sets are the elements that are in both or either set. Let’s first begin by circling the elements that are in both sets. And there actually aren’t any.

So now, we list elements that are in either set. Set 𝑋 has elements two, six, four, and eight. And set 𝑌 has elements nine, five, and three. And the order that we list these elements does not matter. So these will be our final answer.

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