若f(u)可导,且y=f(e<sup>x</sup>),则有dy=().

A.<img src='https://img2.soutiyun.com/ask/2020-12-05/976053615650654.png' /> B.<img src='https://img2.soutiyun.com/ask/2020-12-05/976053626368267.png' /> C.<img src='https://img2.soutiyun.com/ask/2020-12-05/976053637923928.png' /> D.<img src='https://img2.soutiyun.com/ask/2020-12-05/976053649065565.png' />

时间:2024-04-03 06:28:04

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