Friday

April 18, 2014

April 18, 2014

Posted by **Chris** on Wednesday, April 11, 2007 at 12:03am.

X. (3,5,9) Y. (5,10,15)

Is the answer 5?

The Union of two sets are all those elements that belong to one set OR the other.

so X U Y = {3,5,9,10,15}

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