求所有的
的值,
,使方程组
在
的条件下恰有10个解.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e170f206fdbbd834aad7580c727e2cc6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5a64c7e28fd46eace2bc7fcba5e2d444.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dc99cd0dec58354db1247d75dcf8286c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f86b422f0fabe7500551626b340a072d.png)
2018高三·全国·竞赛 查看更多[1]
更新时间:2018-12-11 20:55:38
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【知识点】 三角方程
相似题推荐
解答题-问答题
|
较难
(0.4)
名校
【推荐1】若函数
在定义域内存在实数
满足
,
,则称函数
为定义域上的“
阶局部奇函数”.
(1)若函数
,判断
是否为
上的“二阶局部奇函数”,并说明理由;
(2)若函数
是
上的“一阶局部奇函数”,求实数
的取值范围;
(3)对于任意的实数
,函数
恒为
上的“
阶局部奇函数”,求
的取值集合.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e12e9e550207b76572cf354c5344b7e3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/99074f989e74d5ff306b4b7b7a379c1f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f0a532e15e232cb4b99a8d4d07c89575.png)
(1)若函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f1c62bf3e7979d80b51fe0f5f17e6780.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d3ff8dca35b759d3051b62badd7d76bc.png)
(2)若函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/eca0632f7119ae59debf703002c775c7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4ead3fdcb8fe8f5eb3dbe7d96cabc28b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
(3)对于任意的实数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9bfe943fc4da62df1564d5eae50168f1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/453a76c89656c24157b84e6f9a1a464a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4aa0df7f1e45f9de29e802c7f19a4f64.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f0a532e15e232cb4b99a8d4d07c89575.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f0a532e15e232cb4b99a8d4d07c89575.png)
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