1 . 已知函数
.
(1)求函数
的单调递增区间;
(2)将函数
的图象上每一点的横坐标伸长原来的两倍,纵坐标保持不变,得到函数
的图象,若方程
在
上有两个不相等的实数解
,
,求实数m的取值范围,并求
的值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3a2c70e73b27e386e9d1e8061e435f67.png)
(1)求函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
(2)将函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4669810732b633b60dbeaf0bf57204f6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8a314299e4ec5fb41750d160813fe76d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/58119f48aa8860923d1f13dd78a17c62.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c814128ea2139e33db94ea590e7c2223.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/aec19b68e3add9d5bfcc6269a1855b87.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/450398974b1561ca801e102e16df6789.png)
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2020-02-25更新
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7卷引用:宁夏回族自治区银川一中2022-2023学年高一上学期期末考试数学试题
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2 . 函数
在一个周期内的图象如图所示,A为图象的最高点,B、C为图象与x轴的交点,且△ABC为正三角形.
(1)求
的值及函数
的值域;
(2)若
,且
,求
的值;
(3)将函数
的图象上各点的纵坐标变为原来的
倍,横坐标不变,再将所得图象各点的横坐标变为原来的
倍,纵坐标不变,最后将所得图象向右平移
个单位,得到
的图象,若关于
的方程
在区间
上有两个不同解,求实数
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/14e16e07669e95ea326ff037c4c5db5c.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/074c228ffc7b1e306f8410afe7bc4b5c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fed3f0c5b41b4ae5373994d114b7a567.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f524442daa200dc136dfbb50e8aeaf3d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a2e9da6aa2726279d243064ad3687358.png)
(3)将函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/51c530f4b7491b95acb8ce3eef9aa09d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/69a8b76e36783a69d14ec54af82c7df0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/074c228ffc7b1e306f8410afe7bc4b5c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2d88591679796c52024d11c4de641bdb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6a1cfb60420ff7e72c1b9d64f69ae063.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1bc1d7ad8216fa41c46ca8bd777b0af3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1613d377a07850c72cbec354b7a3000f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
![](https://img.xkw.com/dksih/QBM/2017/5/5/1683351420043264/1737964532367360/STEM/06ad138eec0c4d0cb1f576cee32e2b15.png?resizew=221)
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