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realnumber 发表于 2024-1-28 09:18 原题怎么做啊?只会求导,发现要用三次的求根公式
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点评 @lemondian 这个是哪里的题呢? 发表于 2024-1-28 13:49
$\LaTeX$ formula tutorial Reply post To last page
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2025-7-15 14:21 GMT+8
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