✦Đang tải AhaStep...
解钘 ε·²ηŸ₯ A = {7, 3, 7}, B = {6, 5, 10, 10, 9, 2}。求 A ∩ B, A βˆͺ B ε’Œ A \ B。 β€” 详细解答ζ­₯ιͺ€ β€” Detailed Solution | AhaStep