解题方法
1 . 函数
的部分图象如图所示,其中
,
,若对于任意的
,
,
恒成立,则实数
的取值范围为________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dbd97c598bf2ea1a968b92c3c13b7aee.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/146557d854112d22f32253abc3eca6e0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f2eab719e8e4f32c0664360d1159537f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f7b8d0d6f795ecf9afeb48dcc9404c65.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/02bd6de1f7fbd8b833fca2dd06fe6c70.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1a65bccc0835d63410ccc6c450f3b48f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/df64046e91b047037f19e4032e3b6de3.png)
![](https://img.xkw.com/dksih/QBM/2022/1/14/2894216237309952/2896695327506432/STEM/8035c35d-1a85-481d-9dcb-0f0c983e7046.png?resizew=138)
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2 . 已知函数
的部分图象如图所示,则下列说法正确的是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/24aa18dd294cfb10262505f0b499ebb5.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2023/10/12/f6070f89-f539-4192-b444-41cfe55d0cf0.png?resizew=160)
A.![]() ![]() |
B.![]() ![]() ![]() |
C.![]() ![]() |
D.![]() ![]() ![]() |
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3 . 函数
的部分图象如图所示,则函数
的解析式为( )
![](https://img.xkw.com/dksih/QBM/editorImg/2023/1/8/c494469f-73f7-4939-baee-af78e687411e.png?resizew=206)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e12c74c3418542e43765210ecb2e058b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2023/1/8/c494469f-73f7-4939-baee-af78e687411e.png?resizew=206)
A.![]() | B.![]() |
C.![]() | D.![]() |
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4 . 已知函数
的部分图象如图所示,则下列选项正确的有( )
![](https://img.xkw.com/dksih/QBM/editorImg/2023/11/14/bfd6baa6-eeaf-40db-b179-3896f5da49ae.png?resizew=151)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e1777ab688a5689ec7e5624cd220c867.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2023/11/14/bfd6baa6-eeaf-40db-b179-3896f5da49ae.png?resizew=151)
A.![]() |
B.![]() ![]() |
C.![]() ![]() |
D.将![]() ![]() ![]() |
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5 . 函数
(
,
)的部分图像如图所示,则下列结论正确的是( )
![](https://img.xkw.com/dksih/QBM/editorImg/2022/11/7/1a1f5409-101c-4f53-99a4-b0effac9fbdc.png?resizew=228)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ddebcb5cc7826c4a9acb9edb56617af4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a4456675a5dbe545462a22cef9aca8fe.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/89040554aa79926881b74fe954e4d08a.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2022/11/7/1a1f5409-101c-4f53-99a4-b0effac9fbdc.png?resizew=228)
A.![]() | B.![]() |
C.![]() ![]() | D.函数![]() ![]() ![]() |
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6 . 函数
的部分图象如图所示,将
的图象向左平移
个单位长度,得到函数
的图象,若
为奇函数,则
的值可能是( )
![](https://img.xkw.com/dksih/QBM/editorImg/2022/12/29/cf252e5f-0d44-4f3a-ba76-c2972c5a08f1.png?resizew=178)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3ab663a117b902aaaf4357bb6e0ba9ef.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a6ec1e326713ddcd6dd66a24a809bdb8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4669810732b633b60dbeaf0bf57204f6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4669810732b633b60dbeaf0bf57204f6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2022/12/29/cf252e5f-0d44-4f3a-ba76-c2972c5a08f1.png?resizew=178)
A.![]() | B.![]() | C.![]() | D.![]() |
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7 . 如图为函数
的一个周期内的图象.
![](https://img.xkw.com/dksih/QBM/2020/11/19/2596267270332416/2597745901486080/STEM/c52aed622cdb48ec9e446875d319f7b4.png?resizew=164)
(1)求函数
的解析式及单调递减区间;
(2)当
时,求
的值域.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f0dc37e8ac57bef37dc6a5c6b94ddb7.png)
![](https://img.xkw.com/dksih/QBM/2020/11/19/2596267270332416/2597745901486080/STEM/c52aed622cdb48ec9e446875d319f7b4.png?resizew=164)
(1)求函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
(2)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4dfa1a70558b65f46a58ec33b9f26f00.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
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8 . 函数
的部分图象如图所示,
图象与
轴交于
点,与
轴交于
点,点
在
图象上,点
、
关于点
对称,则下列说法中正确的是( )
![](https://img.xkw.com/dksih/QBM/2021/12/26/2880812221956096/2885881520455680/STEM/dfd00e36-2903-4251-8c98-a5034f0cfede.png?resizew=261)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/58623607960c8da39844a8d09aef93d4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d053b14c8588eee2acbbe44fc37a6886.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac047e91852b91af639feec23a9598b2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/54a5d7d3b6b63fe5c24c3907b7a8eaa3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac047e91852b91af639feec23a9598b2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/54a5d7d3b6b63fe5c24c3907b7a8eaa3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://img.xkw.com/dksih/QBM/2021/12/26/2880812221956096/2885881520455680/STEM/dfd00e36-2903-4251-8c98-a5034f0cfede.png?resizew=261)
A.函数![]() ![]() |
B.函数![]() ![]() |
C.函数![]() ![]() |
D.函数![]() ![]() ![]() ![]() |
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9 . 如图是函数
在一个周期内的图象,则其解析式是( )
![](https://img.xkw.com/dksih/QBM/editorImg/2022/12/19/9de1f732-8f70-431c-8bd8-a5ab3361fb40.png?resizew=143)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/14b7acc78520f10b241b222a78a9fc2b.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2022/12/19/9de1f732-8f70-431c-8bd8-a5ab3361fb40.png?resizew=143)
A.![]() | B.![]() |
C.![]() | D.![]() |
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解题方法
10 . 已知函数
的部分图象如图所示,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/02beaa536f5b1f05c553abb47f20c352.png)
__________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5b2855bee7dd3bbbb8300cf57fbf7a63.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/02beaa536f5b1f05c553abb47f20c352.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2023/11/15/c80e7633-cfb3-4668-9055-bc34fc4072cd.png?resizew=177)
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