If A = {2, 3, 5, 7, 11} and B = ϕ, find:

Question:

If $A=\{2,3,5,7,11\}$ and $B=\phi$, find:

(i) $A \cup B$

(ii) $A \cap B$

 

Solution:

Given; A = {2, 3, 5, 7, 11} and B = ϕ

(i) $A \cup B=\{2,3,5,7,11\}$

(ii) $A \cap B=\phi$

 

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