名校
1 . 已知向量
,![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e045d7cc27d11d17f8879a07af621ded.png)
,函数
,
的最小正周期为
.
(1)求
的解析式;
(2)方程
在
上有且只有一个解,求实数n的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/eab1bdc63d3d8e050c7011fa0b074981.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e045d7cc27d11d17f8879a07af621ded.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/58ddbb5cfaedab59c97125105c3fe590.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/43e240c44d07fceba1f6987b862b0e36.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/70f5389990c3a0c5373f3bd9fb2454c9.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
(2)方程
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4c8177699bf2d5be91473476c6008cf9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/370dae31a733204100e782a2a5810504.png)
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2023-04-18更新
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421次组卷
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2卷引用:内蒙古自治区阿拉善盟阿拉善盟第一中学2022-2023学年高一下学期期中数学试题