Mathematics for IGCSE & O level - Sets (Section 1 - No. 21) | ExamPlay

Mathematics for IGCSE & O level - Sets (Section 1 - No. 21)

If set A = {1, 2, 3} and the universal set U = {1, 2, 3, 4, 5}, what is A'?

{1, 2, 3}

{4, 5}

{ }

{1, 2, 3, 4, 5}

解释

The complement of A in U includes all elements in U that are not in A.

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