Solved

If $n ( A ) = 5 , n ( B ) = 11$

Question 48

Multiple Choice

If $n ( A ) = 5 , n ( B ) = 11$ and $n ( A \cap B ) = 3$ , what do you know about $n ( A \cup B )$ ?

A) $n ( A \cup B ) = 12$
B) $n ( A \cup B ) = 16$
C) $n ( A \cup B ) = 14$
D) $n ( A \cup B ) = 13$

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