1 . 一般地,函数_____ (
)叫做指数函数,其中
是自变量,定义域为
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/810949b76573ccd9d43af3815299d443.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4aa0df7f1e45f9de29e802c7f19a4f64.png)
您最近一年使用:0次
2023-08-09更新
|
219次组卷
|
2卷引用:第2课时 课前 指数函数的图象和性质(完成)
2 . 已知
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2c5017b46ee71ee28ab520741d6169ed.png)
___ ;![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e5b469af7e65164f77399f1ceb57ad47.png)
___ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1f75048f0cd7a9005dee8ba3cf558466.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2c5017b46ee71ee28ab520741d6169ed.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e5b469af7e65164f77399f1ceb57ad47.png)
您最近一年使用:0次
3 . 在①
;②
;③
;④
;⑤
中,y是关于x的指数函数的个数是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/abe49779f2db4a075d3241052eb87d8b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d00c2e96c9e481ee186059474e27bd2e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d67c257860a593362ff1beadd4dcaf65.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5ae699a5bc6b7e715ae421e502f56b5b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/85038a976e4aa41fda906acec58e8289.png)
A.1 | B.2 | C.3 | D.4 |
您最近一年使用:0次
2021-11-21更新
|
764次组卷
|
3卷引用:第2课时 课前 指数函数的图象和性质(完成)