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Jika himpunan semesta S = {1,2,3,4, 5, 6,7, 8, 9},A = {1, 3, 5}, B = {2, 4, 6, 8} , dan B' komplemen B, maka B' - A = ....
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Jika himpunan semesta S = {1,2,3,4, 5, 6,7, 8, 9},A = {1,...