Math Problem Statement

Use Venn diagrams to show

  1. (A ∩ B) ∪ C = (A ∪ C) ∩ (B ∪ C)
  2. (A ∩ B)c = (Ac ∪ Bc)
  3. if A ⊂ B then Bc ⊂ Ac where A, B and C are events defined over a sample space S.

Solution

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Math Problem Analysis

Mathematical Concepts

Set Theory
Venn Diagrams
Logical Set Operations
Subsets and Complements

Formulas

(A ∩ B) ∪ C = (A ∪ C) ∩ (B ∪ C)
(A ∩ B)c = (Ac ∪ Bc)
A ⊂ B implies Bc ⊂ Ac

Theorems

De Morgan's Law
Subset Relations
Union and Intersection Properties

Suitable Grade Level

Grades 9-12