SOLUTION: If n(A) = 102, n(A u B) = 140, and n(A ∩ B) = 41, find n(B)

SOLUTION: If n(A) = 102, n(A u B) = 140, and n(A ∩ B) = 41, find n(B)

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Question 675842: If n(A) = 102, n(A u B) = 140, and n(A ∩ B) = 41, find n(B)
Answer by MathLover1(20850) (Show Source): You can put this solution on YOUR website!

n(A) = 102, n(A u B) = 140, and n(A ∩ B) = 41, find n(B).
n=n(A u B)-(n(A)-n(A ∩ B))
n
n
n

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