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[" 1.Let "P" be the set of all subsets o...

[" 1.Let "P" be the set of all subsets of a given set "X" .Show that "uu:P times P rarr P" given by "(A,B)],[longrightarrow A uu B" and "nn:P times P longrightarrow P" given by "(A,B)longrightarrow A nn B" are binary operations on the "],[" set "P.]

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