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[函数] 对称问题，最值问题

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lrh2006 posted 2021-1-28 23:53 |Read mode

Last edited by lrh2006 2021-1-28 23:59请教各位，谢谢谢谢

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kuing posted 2021-1-28 23:58

很简单啊，CE=CD，所以 E 的轨迹就是圆，那就是点到圆的最短距离

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original poster lrh2006 posted 2021-1-29 00:07

回复 2# kuing
对噢，我怎么没有想到，哭了哭了。。。
谢谢K神

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