sets A and B have 3 and 6 elements respectively. what can be the minimum number of elements in AUB

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sets A and B have 3 and 6 elements respectively. what can be the minimum number of elements in AUB

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Trung Dũng 2 months 2021-07-30T03:09:20+00:00 1 Answers 6 views 0

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    2021-07-30T03:10:43+00:00

    Answer:

    6

    Step-by-step explanation:

    n(AUB) = n(A) + n(B) – n(AnB)

    n(AUB) can have the minimum number of elements if n(AnB) has the maximum number of elements.

    n(AnB) maximum = 3

    so n(AUB) = 3+6-3 = 6

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