A is a relation with cardinality 3 and degree 5 and B is relation with…
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A is a relation with cardinality 3 and degree 5 and B is relation with cardinality 4 and degree 2. When we combine relation A and B by the cartesian product, what relation does come out?
cardinality 4 and degree 2
cardinality 3 and degree 5
cardinality 7 and degree 10
cardinality 12 and degree 7
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