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Given: n(A) = 11, n(B) = 6, n(U) = 15. Find the smallest possible value of n(A ∩ B).
Mathematics
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1. Set Theory Problem
Given: n(A) = 11, n(B) = 6, n(U) = 15. Find the smallest possible value of n(A ∩ B).
Recall the formula for the union of two sets
n(A U B) = n(A) + n(B) - n(A ∩ B)
Substitute the given values
n(A U B) = 11 + 6 - n(A ∩ B)
n(A U B) = 17 - n(A ∩
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