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Let X and Y be the following sets:

X={2,8,10,11,13,16,17}

Y={1,5,7,11,13}

Which of the following is the set X∩Y?

### Related Information

Question:

X={2,8,10,11,13,16,17}

Y={1,5,7,11,13}

Which of the following is the set X∩Y?

A
{11,13}

explanation

The ∪ symbol means union. The union of two sets includes all the values that are in either (or both) of the sets.

The ∩ symbol means intersection. The intersection of a set includes only the numbers that are in both sets. Only two numbers are present in both sets X and Y:

{11,13}

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