For all sets A and B. (A-B) U ( A n B) = A ​

Question

For all sets A and B. (A-B) U (
A n B) = A ​

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Elliana 1 month 2021-08-20T04:38:52+00:00 1 Answer 0 views 0

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    2021-08-20T04:40:47+00:00

    Answer:

    Step-by-step explanation:

    logical method

    a-b = only elements of a

    union with

    anb= elements  in a and in b both

    only a+(a+b) elements = a

    mathematical method

    n(a-b)union(anb) =n(a)-n(anb)+n(anb)

    =n(a) = elements in a

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