Question

 If n ( A ) = 12 , n ( B ) = 15 and n(A∩ B) = 3 then n(A ∪ B ) = 

27

18

30

24​

Answer 1

Answer:

If n ( A ) = 12 , n ( B ) = 15 and n(A∩ B) = 3 then n(A ∪ B ) = 

27

18

30

24

Step-by-step explanation:

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