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If n(A) = 7, n (A ∪ B) = 11, and n(B) = 5, then what is n (A ∩ B)? |
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Answer» 1 Step-by-step explanation: From set theory n (A ∪ B)=n(A) +n(B) - n (A ∩ B) Using the given data in this eq 11=7+5-n (A ∩ B) implies n (A ∩ B)=1 If you LIKE my answer then PLEASE BRAINLIEST it :) |
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