If A = {1, 2, 3, 4}, B{3, 4, 5, 6}, C = {5, 6, 7, 8} and D = {7, 8, 9,

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) A∪B (ii) A∪C (iii) B∪C (iv) B∪D (v) A∪B∪C (vi) A∪B∪D (vii) B∪C∪D
Answer» If A = {1, 2, 3, 4}, B{3, 4, 5, 6}, C = {5, 6, 7, 8} and D = {7, 8, 9, 10}; find : (i) $A \cup B$ (ii) $A \cup C$ (iii) $B \cup C$ (iv) $B \cup D$ (v) $A \cup B \cup C$ (vi) $A \cup B \cup D$ (vii) $B \cup C \cup D$

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

Answer»

If A = {1, 2, 3, 4}, B{3, 4, 5, 6}, C = {5, 6, 7, 8} and D = {7, 8, 9, 10}; find :

(i) $A \cup B$ (ii) $A \cup C$

(iii) $B \cup C$ (iv) $B \cup D$

(v) $A \cup B \cup C$ (vi) $A \cup B \cup D$

(vii) $B \cup C \cup D$