20-21高一·全国·单元测试
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1 . 已知x0,x0+
是函数f(x)=cos2
-sin2ωx(ω>0)的两个相邻的零点.
(1)求f
的值;
(2)若关于x的方程
f(x)-m=1在x∈
上有两个不同的解,求实数m的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b1ad72d7565699d1ebb741eb0ce12bac.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4577588e788c13a8d993cba840c41abd.png)
(1)求f
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2aa023773386c1589eba839470698713.png)
(2)若关于x的方程
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8f83dbfddc6f98548699ed581e8c8608.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8dbf3de52793b32b9803f58279a6a022.png)
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2020-09-07更新
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4卷引用:吉林省通化市梅河口市第五中学2022-2023学年高一上学期期末数学试题
吉林省通化市梅河口市第五中学2022-2023学年高一上学期期末数学试题(已下线)模块综合测试卷(B卷)-2020-2021学年高一数学单元测试定心卷(人教A版2019必修第一册)浙江省宁波市北仑中学2020-2021学年高一(1班)上学期期中数学试题(已下线)期末押题测试卷(一)-《聚能闯关》2021-2022学年高一数学提优闯关训练(人教A版2019必修第一册)
2 . 已知函数![](https://staticzujuan.xkw.com/quesimg/Upload/formula/370a0d814bd5d7d280d41355338afa7f.png)
(其中a为常数)向左平移
各单位其函数图象关于y轴对称.
(1)求
值;
(2)当
时,
的最大值为4,求a的值;
(3)若在![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7fb7475ff3f069ab69553e1aa2771a9c.png)
有三个解,求a的范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/370a0d814bd5d7d280d41355338afa7f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/93778ac16acb542c259b9c4c49b410b3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c67d01e61dc0042e67b5e8ec8e727c22.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6581916f5a65edfea257c804efee007e.png)
(2)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3ce485410257c9c1fae9d87ce3e44cc8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
(3)若在
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7fb7475ff3f069ab69553e1aa2771a9c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3047d4ab078dafc06c047bcbf0a6ffaf.png)
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