对！右段[4sqrt(2) - 1, 3sqrt(5）-1],。1（1）送分。 1（2)和2（1）很容易算错。

来源: wxcfan123 于 2023-03-26 19:18:16 [旧帖] [给我悄悄话] 本文已被阅读：次

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