Exercise 3.4.2: Symmetric difference applied to many sets. i About Calculate A OBOC for A = {1, 2, 3, 5}, B = {1, 2, 4, 6}, C = {1, 3, 4, 7}. Note that the symmetric difference operation is associative: (A OB) OC = A ( BC). (b) Let A, B, and C be any finite sets. Give a concise description for which elements from A, B, and C are in A OBOC