Question

2.Consider the sets = {2,3,5,7} , = {1,2,3,4,6,12}

(i) Find ∪ and ∩

(ii) Find − and −

(iii) Show that ( − ) ∪ ( − ) ∪ ( ∩ ) = ∪

3.Let = {: ∈ , 1 ≤ ≤ 5} = {2,3,6,9} , = {1,4,5,8,9,10}​

Answer 1

Answer:

i)U={1,2,3,4,5,6,7,12} intersection={2,3}

ii)difference={5,7} and {1,4,6,12}

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