there are 20 elements in set A, 17 elements in set B, elements are in both a and b then how many elements are there in a or b​

Question

there are 20 elements in set A, 17 elements in set B, elements are in both a and b then how many elements are there in a or b​

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Natalia 3 weeks 2021-09-07T12:09:36+00:00 2 Answers 0 views 0

Answers ( )

    0
    2021-09-07T12:10:57+00:00

    Answer

    U means union

    set A = { 20 }

    set B = { 17 }

    A U B = B U A

    A U B = { 20 , 17 }

     \star \star \star \star \star

    hope this will help you

    0
    2021-09-07T12:11:25+00:00

    Answer:

    20  a

    17 b

    Step-by-step explanation:

    first v

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