If`A= {1, 2, 3, 4}`, `B = {3, 4, 5, 6}`, `C = {5, 6, 7, 8}`and`D = {7, – InterviewSolution

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1.	If`A= {1, 2, 3, 4}`, `B = {3, 4, 5, 6}`, `C = {5, 6, 7, 8}`and`D = {7, 8, 9, 10 }`: find(i) `Auu B` (ii) `Auu C` (iii) `Buu C` (iv) `Buu D`(v) `Auu BuuC` (vi) `Auu BuuD` (vii) `Buu CuuD`
Answer» Here, `A={1,2,3,4},B={3,4,5,6},C={5,6,7,8},D={7,8,9,10}` (i) `AuuB = {1,2,3,4,5,6}` (ii)`AuuC = {1,2,3,4,5,6,7,8}` (iii)`BuuC = {3,4,5,6,7,8}` (iv)`BuuD = {3,4,5,6,7,8,9,10}` (v)`AuuBuuC = {1,2,3,4,5,6,7,8}` (vi)`AuuBuuD = {1,2,3,4,5,6,7,8,9,10}` (vii)`BuuCuuD = {3,4,5,6,7,8,9,10}`

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