📐 MathLevel 7 — 🔵 Intermediateset_logic👁 32 views⏱ 1 min read
解题 已知 A = 2, 4, 5, 9, 4, 2, B = 2, 10, 6, 9, 2。求 A ∩ B, A ∪ B 和 A \ B。 — 详细解答步骤
📝 Problem
已知 A = {2, 4, 5, 9, 4, 2}, B = {2, 10, 6, 9, 2}。求 A ∩ B, A ∪ B 和 A \ B。✨Detailed Solution
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