#### Answer

{$16;18$}

#### Work Step by Step

The intersection of two sets contains all the elements that are in both sets.
Here:
{$16;18;21;50$} $\cap$ {$15;16;17;18$}={$16;18$}

Published by
Pearson

ISBN 10:
013421742X

ISBN 13:
978-0-13421-742-0

{$16;18$}

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