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There are six prime numbers that are less than 15: 2 3 5 7 11 and 13
6 of them.

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8y ago
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Sul Yan

Lvl 1
1y ago
U={x/x is an odd prime number less than 15}, A={2,7,13} , and B={7,13} what is Ac U B?

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Q: How many prime numbers are less than 15?
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