Math Problem Statement
If n(A) = 110, n(B) = 105, and n(A ∪ B) = 195, what is n(A ∩ B)?
Solution
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Math Problem Analysis
Mathematical Concepts
Set Theory
Intersection of Sets
Union of Sets
Formulas
n(A ∪ B) = n(A) + n(B) - n(A ∩ B)
Theorems
Inclusion-Exclusion Principle
Suitable Grade Level
Grades 9-11
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