Findthefirstderivativeofy=x^(x-2)
<p>问题：Findthefirstderivativeofy=x^(x-2)<p>答案：↓↓↓<p class="nav-title mt10" style="border-top:1px solid #ccc;padding-top: 10px;">靳文辉的回答：<div class="content-b">网友采纳 Findthefirstderivativeofy=x^(x-2)找到y=x^(x-2)的一阶导数y=x^(x-2)两边取对数lny=lnx^(x-2)lny=(x-2)lnx因为y是关于x的函数,两边对x求导左边因为y是x的函数,根据复合函数求导,得y'/y右边对x求导=(x...
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