(a) Give an example of three sets A, B and C such that A B = A C but B = C.(b) Give an
Chapter 4, Problem 4.43(choose chapter or problem)
(a) Give an example of three sets A, B and C such that A B = A C but B = C.(b) Give an example of three sets A, B and C such that A B = A C but B = C.(c) Let A, B and C be sets. Prove that if A B = A C and A B = A C, then B = C.
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