,

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A= { 3, 6, 9 ..60} A={ 1, 2, 3,..}B={-2, -1, 0, 1,2,} U

U abxycxyzbmpq- - i) p q

17 A={ 1, 2, 3, 4, 5}, B ={2, 3, 4} , C={1,3, 5} ,

B U C = ?A B =?