If n{A} = 6, n{B} = 5 and n{A ∩ B} = 2, find n{A &cup...
If n{A} = 6, n{B} = 5 and n{A ∩ B} = 2, find n{A ∪ B}
7
8
9
13
15
Correct answer is C
No explanation has been provided for this answer.
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