名校
解题方法
1 . 已知函数
,
.
(1)若对任意的
,
恒成立,求实数
的取值范围;
(2)设函数
,
在区间
上连续不断,证明:函数
有且只有一个零点
,且
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b586d5da50edf2b5d624b1f3368570eb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a981aa485843b0c1c197937a1400d026.png)
(1)若对任意的
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2c7b69e93488fcd2a195cb9793e94fc7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3accf1ec50ebf6f12a68fae563592304.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f0a532e15e232cb4b99a8d4d07c89575.png)
(2)设函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fa5493f9035409451fccf70b7dafa3dd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0eb7df298a9364b36e079a61caec815c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/870ebc2f7aabb028024894568d749934.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0eb7df298a9364b36e079a61caec815c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/79b752f0f189e5d8666daea73e145dff.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/97f77f8111c7805e673a644b0a690dcc.png)
您最近一年使用:0次
2023-06-13更新
|
484次组卷
|
4卷引用:湖南师范大学附属中学2022-2023学年高一下学期第二次大练习数学试题
2 . 已知函数
.
(1)判断函数
的单调性并加以证明;
(2)若函数
在区间
上的最大值为5,求实数
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/922a4e434ef7589d9b5596cf197904e5.png)
(1)判断函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
(2)若函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1b8a010e253eb5299c0299a72754fea1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5607d2636f2ac6ada248a0bae5a11481.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2c94bb12cee76221e13f9ef955b0aab1.png)
您最近一年使用:0次
2023-07-06更新
|
301次组卷
|
2卷引用:湖南省株洲市2022-2023学年高一下学期期末数学试题
名校
解题方法
3 . 已知函数
的图象过点
,函数
,函数
.
(1)判断并证明函数
的奇偶性;
(2)若存在两不相等的实数
,使
,且
,求实数
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5019c61adf61bd8c981b34ca3b8530f4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bdd9e314a9d0954be3d0a7b5191b316b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6923887353cdc0fe88d4b925c04b75ce.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/02a877be8a1fe6a1a929f4c4139b5f33.png)
(1)判断并证明函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0eb7df298a9364b36e079a61caec815c.png)
(2)若存在两不相等的实数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/62ff2912fd8d93b6e692936d95b727c5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7daeaf092342d6b164cd6783d148e586.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8a95382c6b3e5f9d85a5950bf85e029b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
您最近一年使用:0次
2023-04-21更新
|
330次组卷
|
2卷引用:湖南省湘潭钢铁集团有限公司第一子弟中学2022-2023学年高一下学期期末数学试题
名校
解题方法
4 . 设
是定义域为
的函数,当
时,
.
(1)已知
在区间
上严格增,且对任意
,有
,证明:函数
在区间
上是严格增函数;
(2)已知
,且对任意
,当
时,有
,若当
时,函数
取得极值,求实数
的值;
(3)已知
,且对任意
,当
时,有
,证明:
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/08a58786946f71a4cca026b03209f077.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cf3ed15aa3dcc4211fb520b5b942c989.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5a75ad60c144a70f02452336fbfe706b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/29b98756428d4570b72d0286cb2dc209.png)
(1)已知
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1938c093dd2fbcb752d0eb7a18d143b2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e105760638b22b26ff8bec4354255e4c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9d71122e87403561adbcdac88945c481.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dffc6b2381466e8c5e9d63662d4e5c50.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/942c2141d01bde6b48210c56a17fc75e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e105760638b22b26ff8bec4354255e4c.png)
(2)已知
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1e2440f783ad81b8da348c4ce89c8149.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b161d1fa052b4b7b1d991da282b6bf84.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5a75ad60c144a70f02452336fbfe706b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dffc6b2381466e8c5e9d63662d4e5c50.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9b384412acba251d87902ab928902f16.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/942c2141d01bde6b48210c56a17fc75e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
(3)已知
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/75965da655669b120d5f28c4247b7bce.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8e5223ece2f8f76850c49e2505304532.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5a75ad60c144a70f02452336fbfe706b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/31f08e4ae2ae9dfb90daf707cb5578c3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/aa7f9b35017daa8b524c5717a355834a.png)
您最近一年使用:0次
2023-04-12更新
|
1000次组卷
|
7卷引用:湖南省株洲市第二中学2023-2024学年高三下学期开学考试数学试卷
湖南省株洲市第二中学2023-2024学年高三下学期开学考试数学试卷上海市青浦区2023届高三二模数学试题(已下线)专题03 导数及其应用(已下线)专题02 函数及其应用(已下线)重难点04导数的应用六种解法(1)上海市北蔡中学2023-2024学年高二上学期12月月考数学试卷(已下线)微考点2-5 新高考新试卷结构19题压轴题新定义导数试题分类汇编
2022高三·全国·专题练习
名校
5 . 已知函数
和
的定义域分别为
和
,若对任意的
都存在
个不同的实数
,使得
(其中
),则称
为
的“
重覆盖函数”.
(1)试判断
是否为
的“2重覆盖函数”?请说明理由;
(2)求证:
是
的“4重覆盖函数”;
(3)若
为
的“2重覆盖函数”,求实数a的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/be1ce3f01e2b6364f9a9fdaf197d5e29.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6795cae2df43a722e1355e9562d93c09.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c296e45b84cf67a98939aa7334e7d478.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f3eddf991be37d25d033f78bd3511809.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b6a24198bd04c29321ae5dc5a28fe421.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/de4bc51cc4ce429004c418fff2798c75.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a92d9aa8e5df37f014c1667f3f0a0b81.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/939528f170f5916486b088f8b2b38360.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/be1ce3f01e2b6364f9a9fdaf197d5e29.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b6a24198bd04c29321ae5dc5a28fe421.png)
(1)试判断
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4b96b909824873058aebdaa54f6c21ee.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9141286d695d401c6f65a15ddbde4db6.png)
(2)求证:
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/839f4908d863109c7cafa567f290684e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ff81c90ee74435957c4ff431b85cb75b.png)
(3)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7bae203b8fa25dc1cedb37fe8aad7ae6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dfa0cd68faae3f44bcc3773c98cd266a.png)
您最近一年使用:0次
2022-11-06更新
|
651次组卷
|
5卷引用:湖南省株洲市二中教育集团2023-2024学年高一下学期第三次阶段性检测数学试题(A卷)
名校
解题方法
6 . 设函数
的定义域为D,对于区间
,若满足以下两条性质之一,则称I为
的一个“
区间”.
性质1:对任意
,有
;
性质2:对任意
,有
.
(1)分别判断区间
是否为下列两函数的“
区间”(直接写出结论);
①
; ②
;
(2)若
是函数
的“
区间”,求m的取值范围;
(3)已知定义在
上,且图象连续不断的函数
满足:对任意
,且
,有
.求证:
存在“
区间”,且存在
,使得
不属于
的所有“
区间”.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/46a67b23b778224005c7bf0097ff488f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0047f659c182291c84c224df6b5e993f.png)
性质1:对任意
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/11bb6324279df94decba955e04ccfa9e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2c1e560364dea022693928309250f158.png)
性质2:对任意
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/11bb6324279df94decba955e04ccfa9e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/51dc07201b5f984fafd2cf968bec88ff.png)
(1)分别判断区间
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b6c1756b564bf1d998d8179637011c88.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0047f659c182291c84c224df6b5e993f.png)
①
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fb68ccf2d913a83e68df3524263aa8dd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/85410ff00c81839ff9a64bf86dc36f5e.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/301bacc282b75b95f9bee92a618d544f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4d4cd02b69b76000f9b9826d9929a324.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0047f659c182291c84c224df6b5e993f.png)
(3)已知定义在
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a43b2faa4f81f32d94612dce724e772b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0fd423a80d5b6fea8753fa1813cfbcc4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/33bd24e647a626899a243a3f3984f90a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cd809d14a09c538823c43745fe3aee13.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0047f659c182291c84c224df6b5e993f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f07ad90ca228230b03f12eb48ee0c1d0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/79b752f0f189e5d8666daea73e145dff.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0047f659c182291c84c224df6b5e993f.png)
您最近一年使用:0次
2023-01-05更新
|
864次组卷
|
5卷引用:湖南省衡阳市衡钢中学2022-2023学年高一下学期开学考试数学试题
湖南省衡阳市衡钢中学2022-2023学年高一下学期开学考试数学试题北京市西城区2022-2023学年高一上学期数学期末试题上海市行知中学2023-2024学年高一上学期第二次质量检测(12月)数学试题(已下线)专题03 函数的概念与性质3-2024年高一数学寒假作业单元合订本(已下线)上海市浦东新区华东师范大学第二附属中学2023-2024学年高一上学期期末质量检测数学试卷
名校
解题方法
7 . 已知e是自然对数的底数,.
(1)判断函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/209c8ec11cab5361185e5e51e5e69be6.png)
(2)记
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f33e4d9b2d189b3be50e736b0a61140d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b1a2c01ac2a7f6ad7e03cb7a61daefab.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac4cbc7b067862a3d9c6789b392fc068.png)
您最近一年使用:0次
2023-01-06更新
|
327次组卷
|
3卷引用:湖南省长沙市湖南师范大学附属中学2023-2024学年高一下学期入学考试数学试卷
名校
解题方法
8 . 已知定义在
上的函数
满足:①对任意的
,都有
;②当且仅当
时,
成立.
(1)求
;
(2)用定义证明
的单调性;
(3)若对
使得不等式
恒成立,求实数m的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d562dc22dfb3b81d0c3f88b54d063c2f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d479a86a1711709b2d100fe4daf3e7cf.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cd29ef32d9bc2e32ef2b8639b57dc9a8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cb3491851f0ca81d2649b5c7b5e41170.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0fde64f4d3c38e43fbdee24eadc4b0dd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a71baf6217604517fd98fa97d0f55b43.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7cb07fc041df359b25b6b47bcc4d024e.png)
(2)用定义证明
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d479a86a1711709b2d100fe4daf3e7cf.png)
(3)若对
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c87008291cdba83461d58dbc9426d777.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/eb1a0e74cdd1b88109f7da0c9d5d8a72.png)
您最近一年使用:0次
2022-12-09更新
|
1460次组卷
|
6卷引用:湖南省长沙市宁乡市2022-2023学年高二下学期期末数学试题
名校
9 . 已知函数
.
(1)证明函数
为奇函数;
(2)若
,求函数的最大值和最小值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8b19ccf146c39a3468f0d9331a57a4f9.png)
(1)证明函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8c951afc2c6edb4cf43cba7faeaf462b.png)
您最近一年使用:0次
2022-08-12更新
|
2209次组卷
|
6卷引用:湖南省株洲市第二中学2021-2022学年高一上学期期中数学试题
名校
解题方法
10 . 定义在
上的函数
满足对任意的x,
,都有
,且当
时,
.
(1)求证:函数
是奇函数;
(2)求证:
在
上是减函数;
(3)若
,
对任意
,
恒成立,求实数t的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/455ba3d3e46977fcbe5b71f8bb9df4be.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d8b6894e8c345a035e89ec672503a01f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/773932788bfccf3f2a43207a159c33c3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/18ce23d4f9f61a8b1f99d11f4cd2c1d6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/047056c99b39c70fa40d3c8178e5b631.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a71baf6217604517fd98fa97d0f55b43.png)
(1)求证:函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d8b6894e8c345a035e89ec672503a01f.png)
(2)求证:
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d8b6894e8c345a035e89ec672503a01f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/455ba3d3e46977fcbe5b71f8bb9df4be.png)
(3)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c1947266214c98cfdeea15425a47de17.png)
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13卷引用:湖南省长沙市明德中学2022-2023学年高二上学期入学考试数学试题
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