如果导式 https://assets.asklib.com/psource/2015102710400150608.jpg f(x)e https://assets.asklib.com/psource/2015102710393498608.jpg dx=-e https://assets.asklib.com/psource/2015102710393498608.jpg +c,则函数f(x)等于()

A . -1/x B . -(1/x ) C . 1/x D . 1/x

时间:2022-09-26 02:03:18 所属题库:高等数学题库

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