名校
1 . 对于三个实数a,b,k,若
成立,则称a,b具有“性质k”.
(1)
,判断x,0是否具有“性质2”?
(2)
,判断
,0是否具有“性质4”?
(3)若存在
及
,使得
成立,
,1具有“性质2”,求实数m的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6b5cf06f9e1d8df314d6f65aaa52e3a6.png)
(1)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d96b743603ab1c10330622f16db78dbe.png)
(2)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0e04d8a20abd4fc50a63f3d0cc77fc20.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/59033638c72d0e3d9f164e9ec7c7e61e.png)
(3)若存在
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bb9893128ce4c7cf8a976cab3c22cc28.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/086cc562d303e4a5b1cecd3de0d5dd38.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d37ccc1df1e9a97417f8b11efad5f66b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1588a932802c18025ef77bdb042e80a2.png)
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解题方法
2 . 已知函数
则下列结论正确的是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c03b035a7ebbc679ceb8b704724209c9.png)
A.![]() |
B.![]() ![]() |
C.![]() |
D.若![]() ![]() |
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解题方法
3 . 已知函数
是定义域上的奇函数,且
.
(1)判断并证明函数
在
上的单调性;
(2)令函数
,若对
,都有
,求实数
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3ec891bf06e4df7ba161bd6ec24205a3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d755fa52c87ccaf34674c18a3f4505f8.png)
(1)判断并证明函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d275fbb3ee5cd1177ca5a2ceecbbef0f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6cd50020c0e3198d4a6b2d26a413b1b8.png)
(2)令函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3745f8df5000ef458bb6cb193734eac6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0810990931ead519c27c1278bcaa0ca3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f254f2d4b70cdcdcd9a7f8ef205813df.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/36a1b09c653185842513e24ebba60bb3.png)
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4 . 关于函数
,下列命题中正确的是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/05e707114bc4b4c03110f1026b348857.png)
A.函数图象关于![]() |
B.函数的递增区间为![]() |
C.函数![]() ![]() |
D.函数![]() ![]() |
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解题方法
5 . 已知
是定义在
上的奇函数.
(1)求
的解析式;
(2)若对于
恒成立,求实数
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4f5c0fc0739eb35bab60796680057cc6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cf3ed15aa3dcc4211fb520b5b942c989.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
(2)若对于
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/376724b3330327e995c3945586f10172.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
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解题方法
6 . 已知函数
,若对任意
,总存在
,使
成立,则实数
的取值范围为__________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/74646cab877031bab19600fc21417925.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2bb0e58e4624e55e4c5b880b84652220.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9d8d908773b59dd4e5056341faa2a962.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ec6154e00013d9dee84c0e941f676ea9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
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7 . 已知函数
是定义在
上的偶函数,当
时,
.
(1)求
时,
的解析式;
(2)若存在
,使得
成立,求实数
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a43b2faa4f81f32d94612dce724e772b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/db2b74d89854116e411c089d053df053.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a7e489e1dde5840265d59c20e0968af4.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/08115d6d9f876dea921a4d32260ff1fb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
(2)若存在
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/132d41feaf28a5d96470d23780262b25.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7e3aa70f46df505f16f68b73a4209601.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
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解题方法
8 . 已知函数
,若对任意
,不等式
恒成立,则实数
的取值范围是______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9682bf07aafb92db3dab93c92267d8ca.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7a9564a20c1081d01e2c1febb103046b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/36521fd8eedbb37668332cc419e57fbd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/36a1b09c653185842513e24ebba60bb3.png)
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解题方法
9 . 已知
,
(
且
),若对任意的
,都存在
,使得
成立,则实数
的取值范围是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/173700525b57dde47ed7313f65ee2aa2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a84518e68c9e73dee93a8a3cafce4d26.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/94440d3e4c073f94f2b266ff99d50e74.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c400a615a16a1662de98dfb4e49d58d3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/66b3a5b4f2b7279a7aa94f8ec12b3f43.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9d8d908773b59dd4e5056341faa2a962.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4ca3b1f02a33e3370d59d60cf58682a6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
A.![]() | B.![]() | C.![]() | D.![]() |
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名校
10 . 设函数
且
.
(1)解关于
的不等式
;
(2)若
恒成立,则是否存在实数
,令
时,恒有
?若存在,求实数
的范围;若不存在,请说明理由.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9a48e31245fa7c3bc78314273e3ef8e4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/42bb28003d53334358dddcbb449ba0b9.png)
(1)解关于
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/980a9b4155966577457311012b760c6a.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/02bc9e2bf2c9ad05b4019f4cf7e8dc60.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f0a532e15e232cb4b99a8d4d07c89575.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f7dbb416ec1ff1984a724a4f48bf692.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8a1bdb09798878394c7ddb9056060437.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f0a532e15e232cb4b99a8d4d07c89575.png)
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2023-12-25更新
|
455次组卷
|
3卷引用:广东省佛山市南海区石门中学2023-2024学年高一上学期期中考试数学试卷
广东省佛山市南海区石门中学2023-2024学年高一上学期期中考试数学试卷浙江省杭州市萧山区第六高级中学2023-2024学年高一上学期12月月考数学试题(已下线)【第三课】4.4.1对数函数的概念+4.4.2对数函数的图象和性质 上好三课,做好三套题,高中数学素养晋级之路