How do you prove the power set of A U the power set of B is a subset of the power set of (A U B)

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- December 14th 2009, 05:00 PMleinadwerdnaproof
How do you prove the power set of A U the power set of B is a subset of the power set of (A U B)

- December 14th 2009, 07:50 PMDrexel28