名校
解题方法
1 . 已知
,函数
,
,若存在
,使得
与
同时成立,则实数
的取值范围是___________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/94440d3e4c073f94f2b266ff99d50e74.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b9f7dd7849e30365af29e668cf11f204.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/883556183d5803041ab25db3be2199b1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f07ad90ca228230b03f12eb48ee0c1d0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/92755ed40510a358dcb77392749fd792.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cc6bfaaac40689ea19291d831097c2b8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
您最近一年使用:0次
名校
解题方法
2 . 已知
,若
时,关于x的不等式
恒成立,则
的最小值为_________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b5e3e9866177f55f970442028eb9c292.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/08115d6d9f876dea921a4d32260ff1fb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1df0dfb818f8636e8296f6435f14ab0c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ec956819ccd595ba49c2c37e324d58f4.png)
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2023-12-27更新
|
359次组卷
|
2卷引用:江苏省天一中学2023-2024学年高一上学期期中考试数学试卷(物理方向强化班)
3 . 若“存在
使得
”是假命题,则实数
的取值范围是______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b66ef59c3970f3581a5ea29e21fd564d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7636e2059cbdb2975ceb9aa024529414.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
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名校
解题方法
4 . 已知函数
给出下列四个结论:
①当
时,
存在最小值;
②当
时,
存在唯一的零点;
③
的零点个数为
,则函数
的值域为
;
④当
时,对任意
,
,
.
其中所有正确结论的序号是______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/97bbd30e84518138c440210333c4de5d.png)
①当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/37e9222ffc26c0e6bfbf252ab5d8a520.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
②当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3b4d795709b0abcf47bceec2250f2f9b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
③
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/01b3ae7e5228fd1acb0d46f6941143a7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/01b3ae7e5228fd1acb0d46f6941143a7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e565001c699e5e221ed616dd7be2bb83.png)
④当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/10ede78fd7ac619ea597856254bb5d75.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c814128ea2139e33db94ea590e7c2223.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/42871d7702fc11d486d64e74e61eb85d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bedcafe2189682f7577d79053681506a.png)
其中所有正确结论的序号是
您最近一年使用:0次
23-24高一上·江西南昌·阶段练习
名校
解题方法
5 . 已知
,
.若对
,总存在
,使得
成立,则实数
的取值范围为______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/82748408631db82070ad9351bd3e587c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e56fe413bcb5347052445c28217bdc10.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac130a7fece4d084af3917e867bd80de.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c3d5a5e70f64f0933ae1e4ddec5fa2c1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/54d86f752ceacc975419b436f8412fa5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/36a1b09c653185842513e24ebba60bb3.png)
您最近一年使用:0次
解题方法
6 . 设函数
,当
时,恒有
成立,则
的最小值为__________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c61d0be177617f9678e5acdda363a1bc.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d771a4732316b86a23b9c1b19674042a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9e9c599e8d420006448905acec2b8234.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8391c00b4e767153f77479b75a0ce78e.png)
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2023-12-24更新
|
131次组卷
|
2卷引用:浙江省杭州市金华卓越联盟2023-2024学年高一上学期12月阶段联考数学试题
7 . 已知函数
,其中
,则
的值域是________ ;若
且对任意
,
,总存在
,使得
,则
的取值范围是________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ee69b2bc28e50d8ae7718af40b2bb1d5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/53224898de85a85058ad336490bbbaa7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ea7a6c9854e1b44e5291f35536ca0799.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c814128ea2139e33db94ea590e7c2223.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/159cfe3e3dcc1005028632f54806dc8e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c31ce634425b16e120f55c739655dd7a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/44701d179efb2b1550fe77773ab0ba61.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
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名校
解题方法
8 .
,记
表示
二者中较大的一个,函数
,若
,
,使
成立,则
的最大值为________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4425669555a5b8c3a1721028d1c65711.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ee9d48e670be1ddbfee3738824a7eccf.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/632244ea6931507f8656e1cc3437d392.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/66049c0d17a6ff7de10f27cef8bdfbbf.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/49dcff4a5a6d623c8a48c9557793fa4c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f0cee6c2a7a40266beddfc25be9e7d87.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3e63bbadc6250f7139836ede33205550.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/64da75a02173c2a5eb40f4c68d0f4f36.png)
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9 . 记
,已知定义域为
的函数
满足
,且该函数
恰有2023个零点,若不等式
恒成立,则实数
的最大值为______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/774347a0bb89f0bb21af5e43560822d4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d562dc22dfb3b81d0c3f88b54d063c2f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/64e1dbdd1a85de17ba97110f415a43ef.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/baeecf6e86b975b593e9fb84b0851a55.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/df64046e91b047037f19e4032e3b6de3.png)
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解题方法
10 . 若函数
的值域为
的子集,则满足条件的实数
的最小值为______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5a16d503fc38253aceac5b8c6836b4bf.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5ed2f490aac02631c2ed9e6b76354a49.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
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