Question

If n (A) = 7,
n
(B) = 13,
n
(AN B) = 4, then n (A U B} = ?​

Answer 1

Step-by-step explanation:

This is the answer

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Answer 2

Answer:Here is your answer

Step-by-step explanation:

n(aub)=n(a)+n(b)-n(anb)

=7+13-4

=16

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