【世上最无语的物理题~根本就是数学题么An electron moving along the】

发布时间：2021-03-17 05:31:52

世上最无语的物理题~根本就是数学题么An electron moving along the x axis has a position given by x = 15te^-2.3m, where t is in seconds. How far is the electron from the origin when it momentarily stops?知道就是对此公式求导,平且让其等于

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x = 15te^-2.3m
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