If A = {1, 2, 3, 4, 5}, B = {4, 5, 6, 7, 8} and C = {10, 11, 12, 13, 14}, find
(i) $A \cup B$
(ii) $\mathrm{B} \cup \mathrm{C}$
(iii) $\mathrm{A} \cup \mathrm{C}$
(iv) $B \cup D$
(v) $(A \cup B) \cup C$
(vi) $(A \cup B) \cap C$
(vii) $(A \cap B) \cup D$
(viii) $(A \cap B) \cup(B \cap C)$
(ix) $(A \cap C) \cap(C \cup D$
Given; A = {1, 2, 3, 4, 5}, B = {4, 5, 6, 7, 8} and C = {10, 11, 12, 13, 14}
(i) A ∪ B = {1, 2, 3, 4, 5, 6, 7, 8}
(ii) $B \cup C=\{4,5,6,7,8,10,11,12,13,14\}$
(iii) $\mathrm{A} \cup \mathrm{C}=\{1,2,3,4,5,10,11,12,13,14\}$
(iv) $B \cup D$
(v) $(\mathrm{A} \cup \mathrm{B}) \cup \mathrm{C}=\{1,2,3,4,5,6,7,8,10,11,12,13,14\}$
(vi) $(A \cup B) \cap C=\Phi$ or \{\}
(vii) $(A \cap B) \cup D=$
(viii) $(A \cap B) \cup(B \cap C)=\Phi$ or \{\}
(ix) $(A \cap C) \cap(C \cup D=$
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