设函数
,若对于任意实数
,
在区间
上至少有2个零点,至多有3个零点,则
的取值范围是________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f25840e8fb24618ed830d0339329274.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6581916f5a65edfea257c804efee007e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d8b6894e8c345a035e89ec672503a01f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f14a0e1d60aef0962fb5f6e4ec57d24d.png)
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20-21高一下·江苏苏州·期中 查看更多[8]
江苏省苏州市吴中区2020-2021学年高一下学期期中数学试题江苏省外国语学校2020-2021学年高一下学期期中数学试题(已下线)2021年全国高考甲卷数学(理)试题变式题16-20题(已下线)2021年全国高考甲卷数学(理)试题变式题16-20题湖南省衡阳市第八中学2022-2023学年高一上学期期末数学试题(已下线)第五章 三角函数(压轴必刷30题10种题型专项训练)-【满分全攻略】(人教A版2019必修第一册)(已下线)专题3-2 三角函数求w类型及换元归类-1湖南省郴州市明星高级中学2023-2024学年高一下学期开学考试数学试题
更新时间:2021-09-01 10:48:16
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