Answers

2015-06-25T20:59:47+08:00
Subsets are apotion of a set. A set is a subset of another set if and only if every element of the first set is also an element of the other set.

Ex: Subsets of { 1, 2}

The subsets are {1}, {2}, {1, 2}, {}
Therefore there are four subsets on the given set.
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