If A = {1, 2, 3, 4}, B{3, 4, 5, 6}, C = {5, 6, 7, 8} and D = {7, 8, 9, 10}; find :
(i) A∪B (ii) A∪C
(iii) B∪C (iv) B∪D
(v) A∪B∪C (vi) A∪B∪D
(vii) B∪C∪D
(i) 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 :
(vii) B∪C∪D (viii) A∩(B∪C)
(ix) (A∩B)∩(B∩C)
(x) (A∪D)∩(B∪C)