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第4章数列第1课时数列(1)1．(多选)把自然数中的前5个数按照下列顺序排列，其中可以叫作数列的有()A．1,2,3,4,5B．5,4,3,2,1C．3,1,4,2,5D．... 2025-03-14118247 KB2页65
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