Mathematics for IGCSE & O level - Sets (Section 1 - No. 40) | ExamPlay

Mathematics for IGCSE & O level - Sets (Section 1 - No. 40)

If set A = {a, b, c} and set B = {c, d, e}, what is A ∪ B?

{c}

{a, b, c, d, e}

{a, b}

{d, e}

Giải thích

The union of A and B lists all the unique elements from each set

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