若直线
和曲线
相切,则实数a的值为__________ .
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![](https://staticzujuan.xkw.com/quesimg/Upload/formula/16e4e6a8c194ef6377f2e823160dd945.png)
更新时间:2023-12-29 23:08:32
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【推荐2】若函数
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