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解钘 ε·²ηŸ₯ A = {9, 2, 3, 9, 8}, B = {6, 5, 5, 1, 10, 4}。求 A ∩ B, A βˆͺ B ε’Œ A \ B。 β€” 详细解答ζ­₯ιͺ€ β€” Detailed Solution | AhaStep