解题方法
1 . 已知
是定义在
上的奇函数,且当
时,
.
(1)求
的解析式;
(2)现已画出函数
在y轴左侧的图象,如图所示,请补出函数
的完整图象,并根据图象直接写出函数
的单调区间及值域.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d275fbb3ee5cd1177ca5a2ceecbbef0f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cf3ed15aa3dcc4211fb520b5b942c989.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9e541ea2f855f981c96207070683d388.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15308be822e4af7bc4054e7aa4c50e80.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2024/1/6/1b3af2f2-f4b8-41a0-bf52-829417a1ee00.png?resizew=210)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d275fbb3ee5cd1177ca5a2ceecbbef0f.png)
(2)现已画出函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d275fbb3ee5cd1177ca5a2ceecbbef0f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d275fbb3ee5cd1177ca5a2ceecbbef0f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d275fbb3ee5cd1177ca5a2ceecbbef0f.png)
您最近一年使用:0次
2024-01-09更新
|
219次组卷
|
2卷引用:江西省上饶市广丰区南山中学2023-2024学年高一上学期期末模拟数学试题
解题方法
2 . 已知函数
为奇函数.
(1)求
以及实数
的值;
(2)在给出的直角坐标系中画出函数
的图象并写出
的单调区间.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3af2c1a1d03b0ae9cbdba43e1232c366.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2024/1/6/cc269ad7-79ac-4b00-a790-c09c35742c7f.png?resizew=150)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/02a57e7e65245a4d173c5d0bc3c34e45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
(2)在给出的直角坐标系中画出函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0afb80007983e5b99dcdeebf87d18ff4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d275fbb3ee5cd1177ca5a2ceecbbef0f.png)
您最近一年使用:0次
2023-12-11更新
|
171次组卷
|
3卷引用:江西省上饶市广丰县第一中学2021-2022学年高一上学期期末模拟数学试题(一)
3 . 设函数
.
![](https://img.xkw.com/dksih/QBM/editorImg/2024/2/3/069751d0-d183-4db6-bda1-d936ef131f93.png?resizew=170)
(1)在平面直角坐标系中画出它的图象;
(2)解不等式
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/24438824d475f58a8ddcc0e05b599468.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2024/2/3/069751d0-d183-4db6-bda1-d936ef131f93.png?resizew=170)
(1)在平面直角坐标系中画出它的图象;
(2)解不等式
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a0dd18467feea8eb478f4669a32c2d57.png)
您最近一年使用:0次
名校
4 . 已知函数
是定义在R的奇函数,且当
时,
.
(1)现已画出函数
在y轴左侧的图象,如图所示,请补出函数
的完整图象;
(2)根据图象写出函数
的单调区间及
时
的值域.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9e541ea2f855f981c96207070683d388.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d5397ee1eb6d157f6ec1e7a878f8d16e.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2024/1/6/43aabb78-9eb7-4e67-b45a-90eecab2d3b7.png?resizew=240)
(1)现已画出函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
(2)根据图象写出函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/981db5e1425f4510580273488f6e1fd0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/51c530f4b7491b95acb8ce3eef9aa09d.png)
您最近一年使用:0次
2024-01-11更新
|
159次组卷
|
3卷引用:江西省上饶市广丰区私立康桥中学2023-2024学年高一上学期期末模拟数学试题
5 . 已知函数![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e1b3bcc1c8cbb6325e2e87107d61a002.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2022/11/27/3c49d8c0-9edc-4805-a989-ad5c3b3732a0.png?resizew=256)
(1)求
的值;
(2)在坐标系中画出
的草图;
(3)写出函数
的单调区间和值域.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e1b3bcc1c8cbb6325e2e87107d61a002.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2022/11/27/3c49d8c0-9edc-4805-a989-ad5c3b3732a0.png?resizew=256)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ba1e8ae93be5d4f44440dc3d2613d0ea.png)
(2)在坐标系中画出
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
(3)写出函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
您最近一年使用:0次
2022-11-25更新
|
906次组卷
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3卷引用:江西省上饶市蓝天教育集团2023-2024学年高一上学期期末考试数学试题
名校
6 . 已知函数
.
![](https://img.xkw.com/dksih/QBM/editorImg/2022/11/18/92d11de5-08c4-4369-aa5a-50e69f450cf9.png?resizew=266)
(1)画出函数
的图像;
(2)若
,函数
的最小值为
,且
,求
的最小值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0786c73ff352a423d6a75393b7876029.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2022/11/18/92d11de5-08c4-4369-aa5a-50e69f450cf9.png?resizew=266)
(1)画出函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bf04fe8895c10624636a815d3d752975.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac047e91852b91af639feec23a9598b2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6c33f1141bec63a9fe690d34c8c231e7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/99cf79ee4258211f6bd14ac299eeadae.png)
您最近一年使用:0次
解题方法
7 . 已知
是定义在R上的奇函数,当
时,
.
(1)求函数
的解析式;
(2)画出函数
的草图;
(3)若过点
的直线
与函数
的图象有三个交点,请根据(2)中的图象,写出直线
的斜率的取值范围.(只写结果,不用写计算过程)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a6e2e79843faf62dde86bf858d1e0569.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/939b11c9a275adcd01cdf818d11b5cc3.png)
(1)求函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/942c2141d01bde6b48210c56a17fc75e.png)
(2)画出函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/942c2141d01bde6b48210c56a17fc75e.png)
(3)若过点
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6e9b5e076078240e0c5ad9763a9824d3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f85fca60a11e1af2bf50138d0e3fe62.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/942c2141d01bde6b48210c56a17fc75e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f85fca60a11e1af2bf50138d0e3fe62.png)
您最近一年使用:0次
8 . 已知函数![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9dd6629fc223b054a2226b44cf88040e.png)
![](https://img.xkw.com/dksih/QBM/2020/12/4/2606853769052160/2609958284722176/STEM/949141d67d5a4c868c29f6a35b875480.png?resizew=254)
(1)在给出的坐标系中画出函数
的图象.
(2)根据图象写出函数的单调区间和值域.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9dd6629fc223b054a2226b44cf88040e.png)
![](https://img.xkw.com/dksih/QBM/2020/12/4/2606853769052160/2609958284722176/STEM/949141d67d5a4c868c29f6a35b875480.png?resizew=254)
(1)在给出的坐标系中画出函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
(2)根据图象写出函数的单调区间和值域.
您最近一年使用:0次
2020-12-08更新
|
1127次组卷
|
6卷引用:江西省景德镇市2023-2024学年高一上学期1月期末质量检测数学试题
名校
9 . 已知函数
是定义在
上的奇函数,且当
时,
;
(1)求函数
在
上的解析式并画出函数
的图象(不要求列表描点,只要求画出草图)
(2)(ⅰ)写出函数
的单调递增 区间;
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a43b2faa4f81f32d94612dce724e772b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/db2b74d89854116e411c089d053df053.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3886c975373ab74155b5b9cf16049ac1.png)
(1)求函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4aa0df7f1e45f9de29e802c7f19a4f64.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
(2)(ⅰ)写出函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
(ⅱ)若方程在
上有
的取值范围.
![](https://img.xkw.com/dksih/QBM/2017/11/17/1819247201763328/1822757284986880/STEM/e7da6d034b4f47729dfa4dfe934a8c82.png?resizew=243)
您最近一年使用:0次
2017-11-22更新
|
616次组卷
|
4卷引用:江西省丰城市第九中学2021-2022学年高一(日新班)上学期期末数学试题
10 . 已知函数f(x)是R上的奇函数,且x>0时,f(x)=﹣x2+2x.
![](https://img.xkw.com/dksih/QBM/2016/4/18/1572595830276096/1572595836461056/STEM/8fe095e1a92c44aeaa5f3a8c8395b6c8.png)
(1)求f(x)的解析式;
(2)在如图的直角坐标系中画出函数求f(x)的图象,并求不等式f(x)≥0的解集.
![](https://img.xkw.com/dksih/QBM/2016/4/18/1572595830276096/1572595836461056/STEM/8fe095e1a92c44aeaa5f3a8c8395b6c8.png)
(1)求f(x)的解析式;
(2)在如图的直角坐标系中画出函数求f(x)的图象,并求不等式f(x)≥0的解集.
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