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If A= {1,2, 3,4 , 5}, B= { 4,5,6,7,8}, ...

If ` A= {1,2, 3,4 , 5}, B= { 4,5,6,7,8}, C= {7,8,9,10,11} and D={10, 11, 12, 13, 14}`, find : `(i) A cup B ,(ii) B cup C, (iii) A cup C ,(iv) B cup D ,`
`(v) (Acup B) cup C ,(vi) (A cup B) cap C, (vii) (A cap B) cup D ,`
`(viii) (A cap B) cup (B cap C) ,(ix) (A cup C) cap (Ccup D)`

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A cup (B cap C)= ………..