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1 . 已知函数
.
![](https://img.xkw.com/dksih/QBM/editorImg/2023/3/1/83f360f7-1b74-4617-9eb1-ad6cbd90865f.png?resizew=324)
(1)请用“五点法”画出函数
在
上的图象;
(2)求
在区间
的最大值和最小值;
(3)写出
的单调递增区间.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/10fce5b416e3d670178b908085240418.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2023/3/1/83f360f7-1b74-4617-9eb1-ad6cbd90865f.png?resizew=324)
(1)请用“五点法”画出函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e3aae9c8988f4a48db69cad3308942c9.png)
(2)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/338827a9ad855e69484fbfefe1b7ee13.png)
(3)写出
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
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2019-12-26更新
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2卷引用:河北省邯郸市鸡泽县第一中学2019-2020学年高一上学期12月月考数学试题
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2 . 如图所示,网格纸上小正方形的边长为1,粗实线画出的是某多面体的三视图,则该多面体的表面积为.
![](https://img.xkw.com/dksih/QBM/editorImg/2022/12/20/c26d007c-3a21-4c01-b8d0-0033260ab306.png?resizew=155)
![](https://img.xkw.com/dksih/QBM/editorImg/2022/12/20/c26d007c-3a21-4c01-b8d0-0033260ab306.png?resizew=155)
A.![]() | B.![]() |
C.![]() | D.![]() |
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2019-03-28更新
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2卷引用:河北省衡水中学2019届高三下学期四调数学(理)试题
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3 . 已知函数
,将函数
图象上的所有点的横坐标伸长为原来的2倍,纵坐标扩大到原来的
倍,所得图象为函数
的图象.
(1)写出g(x)的解析式;
(2)用“五点描点法”画出
的图象(
).
![](https://img.xkw.com/dksih/QBM/editorImg/2022/12/9/95a7fa6c-89c8-4433-b738-1385c01dcb6c.png?resizew=269)
(3)求函数
图象的对称轴,对称中心.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/82d18a3090dacdd31776bb810bf17030.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a7ffe8515ff6183c1c7775dc6f94bdb8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4669810732b633b60dbeaf0bf57204f6.png)
(1)写出g(x)的解析式;
(2)用“五点描点法”画出
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4669810732b633b60dbeaf0bf57204f6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/37440b57fe2ffc13f2a873e38f55d29b.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2022/12/9/95a7fa6c-89c8-4433-b738-1385c01dcb6c.png?resizew=269)
(3)求函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4669810732b633b60dbeaf0bf57204f6.png)
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2019-01-04更新
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3卷引用:河北省沧州市肃宁一中2019-2020学年高二上学期第二次月考数学试题