Mathematics, 14.09.2019 03:10 gamblenyny

Finish the proof of propositioll 1.u. a let a and b be sets. the symmetric difference of a and b is (aub) (anb). show that (aub) (anb) = (a | bu( ba)

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Finish the proof of propositioll 1.u. a let a and b be sets. the symmetric difference of a and b is...