设函数y= ,其中f(u)为可导函数,则=()。

设函数y=<img src='https://img2.soutiyun.com/ask/2019-07-12/931776370997634.png' />,其中f(u)为可导函数,则<img src='https://img2.soutiyun.com/ask/2019-07-12/931776381527606.png' />=()。 A.<img src='https://img2.soutiyun.com/ask/2019-07-12/931776391434156.png' /> B.<img src='https://img2.soutiyun.com/ask/2019-07-12/93177640220375.png' /> C.<img src='https://img2.soutiyun.com/ask/2019-07-12/93177642389634.png' /> D.<img src='https://img2.soutiyun.com/ask/2019-07-12/931776433442868.png' />

时间:2023-09-10 09:24:22

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