EM-1245

Set notation

E Math · Secondary 3 · Medium · Set notation

In a survey, the universal set is

U = \{\text{football, badminton, swimming, tennis}\}

. Let

C = \{\text{football, tennis}\}

. Which statement is correct?

$\text{badminton} \in C$
$\text{swimming} \in C$
$\text{tennis} \in C$
$C \in U$

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