对于函数
(其中
),选取
的一组值计算
和
,所得出的
正确结果一定不可能是
![](https://img.xkw.com/dksih/QBM/2016/1/19/1572444034949120/1572444040675328/STEM/50dd8c1c86564261a67b1ef5f5e12591.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1bd600fd103250001a6da05d720ad73e.png)
![](https://img.xkw.com/dksih/QBM/2016/1/19/1572444034949120/1572444040675328/STEM/2366a65f2a7d4fdf8758967c983b5018.png)
![](https://img.xkw.com/dksih/QBM/2016/1/19/1572444034949120/1572444040675328/STEM/5b31cf5a127e47a687eab155f5710a9e.png)
![](https://img.xkw.com/dksih/QBM/2016/1/19/1572444034949120/1572444040675328/STEM/94791b7cb0d34fbd975a80eb8e095f65.png)
正确结果一定不可能是
A.4和6 | B.3和1 | C.2和4 | D.1和2 |
更新时间:2016-12-04 00:48:30
|
【知识点】 函数的定义
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【推荐2】规定记号“
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![](https://img.xkw.com/dksih/QBM/2013/4/16/1571186301386752/1571186306719744/STEM/05ef5b0cc08b48b8a0f2d8988caab154.png)
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