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[几何] 圆锥曲线统一性质

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guanmo1 posted 2022-10-5 17:44 from mobile |Read mode

如图，圆锥曲线统一性质。

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色k posted 2022-10-5 19:40 from mobile

不用看字（实际上也看不清）光看图就知道是彭赛列闭合定理的东西，自个儿百度去吧

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2025-7-15 14:25 GMT+8

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