determine the subset of M = 2
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a set contains ‘n’ elements, then the number of proper subsets of the set is 2nn - 1.
If A = {p, q} the proper subsets of A are [{ }, {p}, {q}]
⇒ Number of proper subsets of A are 3 = 222 - 1 = 4 - 1
In general, number of proper subsets of a given set = 2mm - 1, where m is the number of elements
If A = {p, q} the proper subsets of A are [{ }, {p}, {q}]
⇒ Number of proper subsets of A are 3 = 222 - 1 = 4 - 1
In general, number of proper subsets of a given set = 2mm - 1, where m is the number of elements
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