If M = {x : 3 ≤ x < 8} and N = {x : 8 <...
If M = {x : 3 ≤ x < 8} and N = {x : 8 < x ≤ 12}, which of the following is true?
i. 8 ∈ M ∩ N
ii. 8 ∈ M ∪ N
iii. M ∩ N = ∅
iii only
i and ii
ii and iii only
i, ii and iii
Correct answer is A
M = {3, 4, 5, 6, 7,}, N = {9, 10, 11, 12}
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