Given A = {a, b, c}, how many subsets does A have including Ø?

Question

Frosty

Mathematics

27 September, 18:03

Given A = {a, b, c}, how many subsets does A have including Ø?

+2

Answers (1)

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Lucille · Answer 1

A subset can or cannot have a (2 possibilities), can or cannot have b (2 possibilities), can or cannot have c (2 possibilities). 2x2x2=8.

I think here they are:

{a}

{a, b}

{a, c}

{a, b, c}

{b}

{b, c}

{c}