For A = {1, 2, 3}, let B be the set of 2-element sets belonging to P(A) and let C be the
Chapter 1, Problem 1.84(choose chapter or problem)
For A = {1, 2, 3}, let B be the set of 2-element sets belonging to P(A) and let C be the set consisting of thesets that are the intersections of two distinct elements of B. Determine D = P(C).
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