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[" 4) "R={(1,1),(5,1),(3,2),(5,3)}],[" 5...

[" 4) "R={(1,1),(5,1),(3,2),(5,3)}],[" 5.Let "Y={1,2,3,4,5},A={1,2},B={3,4,5}],[" and "phi" denote the null set.If "A times B" denotes "],[" the cartesian product of sets "A" and "B," then "],[(Y times A)nn(Y times B)" is "]

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