Supply a reason for each step in the derivation. For all
Chapter 6, Problem 6.124(choose chapter or problem)
Supply a reason for each step in the derivation. For all sets A, B, andC, (A B)C = (AC)(BC). Proof: Suppose A, B, andC are any sets. Then (A B)C =C (A B) by (a) = (C A)(C B) by (b) = (AC)(BC) by (c) .
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