已知函数
.若正数
,
满足
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/76850310698df3088107537175e65938.png)
______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b9de8eba903e081007718425a4b0b5cb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2c94bb12cee76221e13f9ef955b0aab1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/322e4b6d3f6439029334a2ace6e57ae4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/76850310698df3088107537175e65938.png)
更新时间:2021-11-21 08:05:40
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【知识点】 对数的运算性质的应用