EM-1242

Set notation

E Math · Secondary 3 · Hard · Set notation

Let the universal set be

U = \{1,2,3,4,5,6,7,8\}

and

A = \{x \in U : x \text{ is even}\}

. Which of the following statements is true?

$3 \in A$
$4 \in A$
$A \in U$
$0 \in A$

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