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September 16, 2014

September 16, 2014

Posted by **keke** on Friday, August 10, 2012 at 3:46pm.

U = {1, 2, 3, 4, 5, 6, 7, 8, 9, 10} and

A = {1, 2, 3, 4 }

B = {3, 4, 5, 6, 7}

What is n(A ∩ B) ?

- Math -
**Steve**, Friday, August 10, 2012 at 4:29pmwhat elements are in both A and B?

{3,4}

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