suppose A = {a,b,c,d} how many subsets of 2 elements are possible​

Question

suppose A = {a,b,c,d} how many subsets of 2 elements are possible​

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Natalia 4 weeks 2021-08-18T09:06:23+00:00 2 Answers 0 views 0

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    0
    2021-08-18T09:07:30+00:00

    Answer:

    There are six possible subsets of 2 element

    {a,b}{a,c}{a,d}{b,c}{b,d}{c,d}

    trick use 3 factorial

    0
    2021-08-18T09:07:31+00:00

    Answer:

    When creating a subset, for each of the 6 elements, there are 2 choices to make: Choice 1: Include the element in the subset. Choice 2: Do not …

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