Mathematics for IGCSE & O level - Sets (Section 1 - No. 25) | ExamPlay

Mathematics for IGCSE & O level - Sets (Section 1 - No. 25)

If A = {1, 2, 3, 4} and B = {5, 6, 7}, what is A ∩ B?

{1, 2, 3, 4, 5, 6, 7}

{ }

{1, 2, 3, 4}

{5, 6, 7}

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The intersection of two disjoint sets is the empty set.

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