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一个证明垂直的几何题。如何用解析几何方法做?

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TSC999 posted 2022-3-31 12:12 |Read mode
一个平几证明题如下图。如何用解析几何方法做? 可以借助于 mathematica 进行符号计算。
证明垂直.png

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$\LaTeX$ formula tutorial

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