解题方法
1 . 已知函数
其中
,若函数
无最大值,则实数a的取值范围是______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/831611798b8dda21bd3b83abaf5ee475.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1d33da711e50e96568facb18cef27165.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
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2 . 正数
满足
,则a与
大小关系为______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/632244ea6931507f8656e1cc3437d392.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/472a35602fa80651605d2a59ca995d4d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/18436f0e2391b0ab7537a566fc28204c.png)
您最近一年使用:0次
2023-05-21更新
|
819次组卷
|
3卷引用:新疆维吾尔自治区阿勒泰地区2023届高三三模数学(文)试题
解题方法
3 . 已知
,
,
,则a,b,c的大小关系为__________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c3fe6be6334f7c26e0aa154f888f5b53.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d81f771b1fb2f87ef4e6ef561c487684.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/50d49b33c92da68478b38887a2c4af91.png)
您最近一年使用:0次
解题方法
4 . 已知集合
.设函数
的值域为
,若
,则实数
的取值范围为______
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c78ebe6ab68ae4e7c99331c9a6876a4b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d7868fc12a17d2393efa753ad4e38947.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f9e8449aad35c5d840a3395ea86df6d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/caf22d7d1a965bda25168a233fb6290c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
您最近一年使用:0次
名校
5 . 已知函数
,若
,且
,满足
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4682de800665cf4d5f6f466d623bcdae.png)
______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fbf58d1c3c8a1611da28cc16658780f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/28c68882f2800fded4fb29e05d1bf1f6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/33bd24e647a626899a243a3f3984f90a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/859458471c86ae39e0cc42d2d960d03e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4682de800665cf4d5f6f466d623bcdae.png)
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2023-08-09更新
|
760次组卷
|
4卷引用:陕西省西安市周至县2020-2021学年高三一模理科数学试题
6 . 已知
,且
,则
的大小关系为__________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fa8fc595163f6987c058cc136eac2cb0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/afc577edc9d1686048f9c220ef7b01c2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f13a05f5aca98574bb1f927123490de4.png)
您最近一年使用:0次
22-23高三上·江苏南通·开学考试
解题方法
7 . 定义在
上的奇函数
满足
,当
时,
,则
的值为___________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4aa0df7f1e45f9de29e802c7f19a4f64.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/558a2ecdce526b2da399693537426986.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f7dbb416ec1ff1984a724a4f48bf692.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d900b106c2b44b211c60b0ba9c2cf6d7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cd4af4bb4e635acd02f1fb3a5b2a9e31.png)
您最近一年使用:0次
2022-09-01更新
|
1299次组卷
|
5卷引用:江苏省南通市如皋市2022-2023学年高三上学期期初调研测试数学试题
(已下线)江苏省南通市如皋市2022-2023学年高三上学期期初调研测试数学试题江苏省淮安市钦工中学2022-2023学年高三上学期第一次月考数学试题青海省西宁北外附属新华联外国语高级中学2022-2023学年高三上学期第二次模拟考试数学试题(已下线)8.6 周期性与对称性(精练)(已下线)专题04 对数函数
解题方法
8 . 已知函数
,若对任意
,当
时,总有
成立,则实数
的最大值为__________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/22ff52439dde80656d934017cec20045.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c0ffcc01616043a2077c48a3dec321b0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/03fc75542a378f08334afdaf915686a9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f196a0d170188c8cf3ad3f64cd2417aa.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
您最近一年使用:0次
解题方法
9 . 写出一个同时具有下列四个性质的函数![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2ba99a5c5661eedaef4b36ade1a7c5c5.png)
______ .①定义域为
;②单调递增;③
;④
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2ba99a5c5661eedaef4b36ade1a7c5c5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6ab5e0524def52baf53480b8726784ed.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2cc2e511e2ad463f9066989ccbfc3a32.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/04d8742c296a7949b598114a34c51f69.png)
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2021-10-12更新
|
404次组卷
|
3卷引用:河北省邢台市“五岳联盟”2022届高三上学期10月联考数学试题
名校
10 . 设
,
,
,则
,
,
的从小到大的顺序为______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3f9eeef6fd7209130188dba2e572acde.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/146c020b931cc2271f14362588e47b64.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/66f6bdb8184390b7f882c5a817246db8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2c94bb12cee76221e13f9ef955b0aab1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/071a7e733d466949ac935b4b8ee8d183.png)
您最近一年使用:0次
2021-09-09更新
|
314次组卷
|
3卷引用:北京八一学校2022届高三上学期开学考试数学试题