已知函数
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/16a0c1820865aef126255c1473655aea.png)
________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/196ec5e3e73d585b8d5093d9169a8677.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/16a0c1820865aef126255c1473655aea.png)
更新时间:2022-12-20 12:06:52
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【推荐2】分段函数:函数在定义域的不同范围上有不同的_____ 即
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0c863966414193571a740dfb48c8eb58.png)
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【推荐2】下列各个对数中,其值为负的有_________ ,其值在0和1之间的有________ ,其值大于1的有________ .
(1)
;(2)
;(3)
;(4)
;(5)
;(6)
;(7)
;(8)
.
(1)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6e24d42f61784c642e9eb1316afdd2ad.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fc385af4878aa961bc3ec5ee6cc223ab.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/34a3cb5454b762817ba7619e53941e42.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/26a026f4c1fe9358ec8b56653bf22e18.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a355f4cf9f2a4c8133ea1b254a855f89.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c1ec2505b7de20257f902923f5e1b62e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fca8e7ed713e9cf040711a9de3b5d220.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6a220c2a9832df05656d3673960a190e.png)
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