Answers

2015-06-23T14:20:31+08:00
Are set that contain all elements
ex U-{1,2,3,4,5,6,7,8,9,10}
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2015-06-23T17:23:08+08:00
Ex. U=(2,5,4,3,6,7) Yan po yung universal set then yung mga kasunod niya na mga set, yun naman ang sub set
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