已知函数
的部分图象如图所示.
![](https://img.xkw.com/dksih/QBM/editorImg/2023/2/2/ee3b9746-a906-403f-b4b3-140c60cf5242.png?resizew=182)
(1)求
的解析式;
(2)将
图象上所有点的横坐标缩短为原来的
(纵坐标不变),再将所得图象向右平移
个单位长度,得到函数
的图象.若
在区间
上不单调,求
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7e658113eadee1b45111b2a927c24e2f.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2023/2/2/ee3b9746-a906-403f-b4b3-140c60cf5242.png?resizew=182)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
(2)将
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f89eef3148f2d4d09379767b4af69132.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac1a63ab608517bb10aa036783dfb51f.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/bbae0d22d931ac42b565c7990764a2c1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
更新时间:2021-09-25 20:51:18
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【推荐1】.
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)在一个周期内的图象如图,
![](https://img.xkw.com/dksih/QBM/2011/2/18/1569997397835776/1569997403209728/STEM/a285afe5-1f67-49ff-9225-8de362335ca2.png?resizew=148)
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已知函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b659146043ee17e549578998318b2c12.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/00c9c574b63e7b72d75acdd828fcae46.png)
![](https://img.xkw.com/dksih/QBM/2011/2/18/1569997397835776/1569997403209728/STEM/a285afe5-1f67-49ff-9225-8de362335ca2.png?resizew=148)
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解题方法
【推荐2】已知函数
的部分图象如图所示.
![](https://img.xkw.com/dksih/QBM/editorImg/2023/4/20/6de43ca5-f1c5-4b9a-ab5b-6af8b8022303.png?resizew=209)
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![](https://img.xkw.com/dksih/QBM/editorImg/2023/4/20/6de43ca5-f1c5-4b9a-ab5b-6af8b8022303.png?resizew=209)
(Ⅰ)直接写出
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![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9d389cd819a9513c967c5504f8f66bfc.png)
(1)求函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
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![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac1a63ab608517bb10aa036783dfb51f.png)
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![](https://staticzujuan.xkw.com/quesimg/Upload/formula/73cbe0d130e4b7c34669a8bb233612dc.png)
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