名校
1 . 已知函数
的最大值为2.
![](https://img.xkw.com/dksih/QBM/2022/2/21/2921244669149184/2929085287563264/STEM/c8f20121-4e01-4d34-af09-e0efc39217c5.png?resizew=232)
(1)求a的值及
的最小正周期:
(2)画出
在
上的图象.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3fa7d65944388776d8c537d987fb9950.png)
![](https://img.xkw.com/dksih/QBM/2022/2/21/2921244669149184/2929085287563264/STEM/c8f20121-4e01-4d34-af09-e0efc39217c5.png?resizew=232)
(1)求a的值及
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
(2)画出
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e3aae9c8988f4a48db69cad3308942c9.png)
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名校
2 . 已知函数
.
![](https://img.xkw.com/dksih/QBM/editorImg/2023/1/9/af8e2c1b-21e0-42f5-9557-3096edd0e9bc.png?resizew=336)
(1)请用“五点法”画出函数
在一个周期上的图象(先在所给的表格中填上所需的数字,再画图);
(2)求
的单调递增区间;
(3)求
在区间
上的最大值和最小值及相应的
值
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a7db3aba20111e1920f61b3cc838454b.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2023/1/9/af8e2c1b-21e0-42f5-9557-3096edd0e9bc.png?resizew=336)
(1)请用“五点法”画出函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
0 | |||||
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
(3)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a24081bb0cefee3996b8ea2daad9e139.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
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2021-12-23更新
|
819次组卷
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2卷引用:安徽省合肥市肥东县综合高中2022-2023学年高一上学期开学考试数学试题
3 . 已知
,
,![](https://staticzujuan.xkw.com/quesimg/Upload/formula/01adcae363a92a67f448b52dc1d928f6.png)
(1)求
的最小正周期和单调增区间
(2)求
图象的对称轴的方程和对称中心的坐标
(3)在给出的直角坐标系中,请画出
在区间
上的图象并求其值域.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9a6da48909fcd9fa4aa3aef84ae5e41b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/59d061d4bd8e4b0d1ca10b48de9b9202.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/01adcae363a92a67f448b52dc1d928f6.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
(2)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
(3)在给出的直角坐标系中,请画出
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15641191c56b4df40e30f0b10c30243a.png)
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