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Basic set notation

Problem

Let X and Y be the following sets:
X, equals, left brace, 10, comma, 20, comma, 30, right brace
Y, equals, left brace, 5, comma, 10, comma, 15, comma, 20, right brace
Which of the following is the set X, \cap, Y?
Choose 1 answer:
Choose 1 answer:
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