I wnat to prove that for an sets A and B, P(A) interesect P(B) is not equal to the null set. I know A is an element of P(A) and B is an elemnt of P(B), but where do I go from here?

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- Nov 4th 2008, 07:37 AM #1

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- Nov 4th 2008, 08:26 AM #2

- Nov 4th 2008, 10:42 AM #3

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- Nov 4th 2008, 11:08 AM #4

- Nov 4th 2008, 12:22 PM #5

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- Nov 4th 2008, 01:00 PM #6