名校
1 . 已知函数
,![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8decad544aeec61eab970374fd0b4239.png)
__________ ,若
且
,则
的最大值是__________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f72cac85d239e67177e1a58fcf3650f2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8decad544aeec61eab970374fd0b4239.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/684bcf84f0a266515bfafde0da903050.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2037b0bad7c7a312bac1ac0653d9a491.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3e86e6f0ac5903369afea2c8d04ba412.png)
您最近一年使用:0次
2022-12-28更新
|
294次组卷
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2卷引用:重庆市杨家坪中学2024届高三上学期第三次月考数学试题
名校
解题方法
2 . 已知函数
,①若对任意
,且
都有
,则实数
的取值范围为___________ ;②若
在
上的值域为
,则实数
的取值范围为___________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6b74874414bb622c91c5285e6646e9c4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/60d200a7afe1e011713e14886a6887e1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/33bd24e647a626899a243a3f3984f90a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4e0d7fd16e27f030695ee9e7e48e5963.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/10008fe0c92e461782f92eed7258c8c5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f979b19f87f2c7e171d6061d56cb7bf8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/36a1b09c653185842513e24ebba60bb3.png)
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2021-11-27更新
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670次组卷
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5卷引用:重庆市凤鸣山中学2023届高三上学期12月月考数学试题
名校
3 . 已知函数
,若
,则函数
的增区间为______ ;若函数
有三个不同的零点,则实数
的取值范围是______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/143f328e975ac2bfa86bff8081863454.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0b550ee821ee1838384835e81fc34b67.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/194714ea82d0eb4c509ad43d42d152bc.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
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2021-10-24更新
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277次组卷
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2卷引用:重庆市南开中学2022届高三上学期10月月考数学试题
名校
4 . 设函数
,若函数
在区间
上单调递增,则实数
的取值范围是__________ ;若函数
恰有5个的零点,则
的取值范围为__________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7532e67de863eebb7a34488187d7cbf9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/942c2141d01bde6b48210c56a17fc75e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3ab906da86ecdcc3f5832474674a1e47.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/663cb586c6707fbf2f2364a0405e3745.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
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2021-05-12更新
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1269次组卷
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2卷引用:重庆市涪陵高级中学校2022届高三下学期冲刺适应卷(二)数学试题