Math, asked by kausamir0075, 6 months ago

If n(A) = 7, n(B) = 13 , n(A n B) = 4 then find n( AU B

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Answered by samy456

3

Answer:

20

n( A U B) = n(A) + n(B)

= 7 + 13

= 20

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Answered by shaukataziz261

1

Answer:

the answer is in this pic......

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