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Pearson Algebra 1 Common Core, 2011 View details

5. Working With Sets

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Exercise 25 Page 197

A' is the complement of A.

A'={ 1, 4, 5}

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There are five elements in the universal set U. U={ 1, 2, 3, 4, 5} A', which is called the complement of A, describes everything in the universal set that is not included in A. A=& { 2, 3} U=& { 1, 2, 3, 4, 5} A'=& { 1, 4, 5}