1 . 已知函数
的图象在
内是连续不断的,对应值表如下:
(1)计算上述表格中的对应值
和
;
(2)从上述对应填表中,可以发现函数
在哪几个区间内有零点?说明理由.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/815a72d448fc8debef19720086c2e5c1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a4d28d14f4b25cb7dde8acf4d015e40c.png)
![]() | ![]() | ![]() | 0 | 1 | 2 | 3 | 4 | 5 |
![]() | ![]() | ![]() | ![]() | ![]() | ![]() | ![]() | ![]() | ![]() |
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2c94bb12cee76221e13f9ef955b0aab1.png)
(2)从上述对应填表中,可以发现函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
您最近一年使用:0次
2019-12-08更新
|
162次组卷
|
2卷引用:福建省漳州市第八中学2019-2020学年高一上学期期中数学试题
2 . 已知函数![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dd006fc46d0b0d429628e7ac4f4bb96b.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2022/12/8/751240ab-0b43-4225-9363-0481e22b8533.png?resizew=169)
求
;
在所给的坐标系中画出
的图象,根据图像,写出
的单调区间和值域;
若
,求
的值;
(4)写出不等式
的解集.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dd006fc46d0b0d429628e7ac4f4bb96b.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2022/12/8/751240ab-0b43-4225-9363-0481e22b8533.png?resizew=169)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4141b26d2c32655003494a91ad6331b5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5f460ea92e5fcfd0d0818ba76ebabca7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/65863c1abad833b79c303bfca24f535c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1c7028a5fa4d781d382ca3b73b74796e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d4bb89a362c1faf4d0c306eabbb59710.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/85f5cecbe64f4ed6f1e62016dce64fa2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
(4)写出不等式
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/adb1dc30d4b297c6d5d0d6d91eab1e3b.png)
您最近一年使用:0次