1 . 设
是直角坐标平面
上的一点,曲线
是函数
的图象.若过点
恰能作曲线
的
条切线
,则称
是函数
的“
度点”.
(1)判断点
是否为函数
的
度点,并说明理由;
(2)若点
是
的
度点,求
的最小值;
(3)求函数
的全体
度点构成的集合.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7ee31829d0d4d5f779a957d7df8058ab.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4bcd8ee2d8367c167d6ae0abc741b6b8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/51c530f4b7491b95acb8ce3eef9aa09d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4bcd8ee2d8367c167d6ae0abc741b6b8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f0a532e15e232cb4b99a8d4d07c89575.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/067ea3d2afb15333c289187e3c9f3261.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/51c530f4b7491b95acb8ce3eef9aa09d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f0a532e15e232cb4b99a8d4d07c89575.png)
(1)判断点
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ea1a9821a00b71f6b7d7a76d91b3f810.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/12be206d66e65eb92ef08bad8cd8f71d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bdaa19de263700a15fcf213d64a8cd57.png)
(2)若点
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/48890339cc88c8dd3c58754739688e76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2af5cfdc65e6473a2648da0083241912.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c95b6be4554f03bf496092f1acdfbb89.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
(3)求函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6d0660d4864c16652a6b27337462b3f1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/61128ab996360a038e6e64d82fcba004.png)
您最近一年使用:0次
2 . 已知函数
(
为常数),记
.
(1)若函数
在
处的切线过原点,求实数
的值;
(2)对于正实数
,求证:
;
(3)当
时,求证:
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/139d335a1800d7441b5c9f8e1202b1e8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1ba1216bab872fd6bf1b93db0bddb1f1.png)
(1)若函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6a1cfb60420ff7e72c1b9d64f69ae063.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9b384412acba251d87902ab928902f16.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
(2)对于正实数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/36a1b09c653185842513e24ebba60bb3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/29e2de772d89faaacc8cb3fc92a36412.png)
(3)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0b550ee821ee1838384835e81fc34b67.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/18a73be8df38d747c2da62c43b2680b3.png)
您最近一年使用:0次
名校
3 . 已知函数![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9849b8f5976d59dca2e6926c3c048d00.png)
(1)求曲线
在点
处的切线方程;
(2)求证:函数
的图象位于直线
的下方;
(3)若函数
在区间
上无零点,求
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9849b8f5976d59dca2e6926c3c048d00.png)
(1)求曲线
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/942c2141d01bde6b48210c56a17fc75e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5828873f8369183faf71181cda5b61d2.png)
(2)求证:函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/942c2141d01bde6b48210c56a17fc75e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d77f5191798242b7b9b88a75e17e4425.png)
(3)若函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/04adfa887e965fe283aa9661f2ac8def.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e5d6243e93c41978871cb23d8e66148d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
您最近一年使用:0次
2024-04-24更新
|
432次组卷
|
5卷引用:上海市松江二中2023-2024学年高二下学期期中数学试卷
上海市松江二中2023-2024学年高二下学期期中数学试卷(已下线)专题3 导数与函数的零点(方程的根)【讲】云南省玉溪第一中学2023-2024学年高二下学期第二次月考数学试题湖南省衡阳市第一中学2024年高二下学期期中考试数学试卷(已下线)专题05导数及其应用全章复习攻略--高二期末考点大串讲(沪教版2020选修)
名校
4 . 对于函数
,若存在
,使得
,则称
为函数
的一阶不动点; 若存在
,使得
,则称
为函数
的二阶不动点; 依此类推,可以定义函数
的
阶不动点. 其中一阶不动点简称不动点,二阶不动点也称为稳定点.
(1)已知
,求
的不动点;
(2)已知函数
在定义域内单调递增,求证: “
为函数
的不动点”是“
为函数
的稳定点”的充分必要条件;
(3)已知
,讨论函数
的稳定点个数.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ea844642720c083f09f158f56dabccd4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b359345c5afa1739bf5ebf8982e1d959.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/66f66a2b3d90f0d935d6c8ebaf675349.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/79b752f0f189e5d8666daea73e145dff.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b359345c5afa1739bf5ebf8982e1d959.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/374054f44b9a52668f91ac7601e63c06.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/79b752f0f189e5d8666daea73e145dff.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b6a24198bd04c29321ae5dc5a28fe421.png)
(1)已知
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/00f94dd5025e18bf38bd8490b55b19ce.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
(2)已知函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/79b752f0f189e5d8666daea73e145dff.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/79b752f0f189e5d8666daea73e145dff.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
(3)已知
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/df7b5582e1931243dbb90b7591137f23.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b239fed4dbe4954bf39b488ddbfdbfee.png)
您最近一年使用:0次
2024-02-20更新
|
1338次组卷
|
4卷引用:上海市松江二中2023-2024学年高三下学期5月月考数学试题
上海市松江二中2023-2024学年高三下学期5月月考数学试题重庆市巴蜀中学校2024届高考适应性月考卷(六)数学试题(已下线)压轴题函数与导数新定义题(九省联考第19题模式)练(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
5 . 设
是坐标平面
上的一点,曲线
是函数
的图象.若过点
恰能作曲线
的
条切线
,则称
是函数
的“
度点”.
(1)判断点
与点
是否为函数
的1度点,不需要说明理由;
(2)已知
,
.证明:点
是
的0度点;
(3)求函数
的全体2度点构成的集合.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7ee31829d0d4d5f779a957d7df8058ab.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4bcd8ee2d8367c167d6ae0abc741b6b8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/942c2141d01bde6b48210c56a17fc75e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4bcd8ee2d8367c167d6ae0abc741b6b8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f0a532e15e232cb4b99a8d4d07c89575.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0963e06ca1a0aa7899759b13bab7db21.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/942c2141d01bde6b48210c56a17fc75e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f0a532e15e232cb4b99a8d4d07c89575.png)
(1)判断点
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/19b62194097ac66a5093c57fca2f5b4f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/448c0a5ee776d19ce8e42ac9a5fd27c4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/12be206d66e65eb92ef08bad8cd8f71d.png)
(2)已知
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f2071086f9c57d5b02520606c56cf372.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/976581d4a974fe50f9f29d430c1289f2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c955376eaa10efc765563bf426634df9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5e43dac42d94c14cdb71b4f9a6e97a7e.png)
(3)求函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6d0660d4864c16652a6b27337462b3f1.png)
您最近一年使用:0次
2024-01-13更新
|
1203次组卷
|
10卷引用:上海市松江一中2022-2023学年高二下学期5月月考数学试题
上海市松江一中2022-2023学年高二下学期5月月考数学试题上海市浦东新区2023届高三二模数学试题(已下线)专题02 函数及其应用安徽省安庆市第一中学2022-2023学年高二下学期第二次段考数学试题(已下线)重难点04导数的应用六种解法(1)(已下线)专题19 导数综合-2江西省赣州市南康中学2024届高三上学期七省联考考前数学猜题卷(六)江苏省姜堰中学2024届高三下学期阶段性测试(2.5模)数学试题(已下线)压轴题01集合新定义、函数与导数13题型汇总-2上海市向明中学2024届高三下学期三模测试数学试卷
6 . 已知函数
,记
,
.
(1)若
,判断函数的单调性;
(2)若
,不等式
对任意
恒成立,求实数
的取值范围;
(3)若
,则曲线
上是否存在三个不同的点
,使得曲线
在
三点处的切线互相重合?若存在,求出所有符合要求的切线的方程;若不存在,请说明理由.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/51c530f4b7491b95acb8ce3eef9aa09d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8180bc243aad2b7736998b10aa2b571a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e02cab1add26335b3cb43d5b54c7c853.png)
(1)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c381b18f025c6b5619cac79db0585b5f.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/39f112a4f4755ff56976f0a10c4c0440.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/085f3f7051d969af530a058862f678a9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e02cab1add26335b3cb43d5b54c7c853.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f0a532e15e232cb4b99a8d4d07c89575.png)
(3)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b1f032c48bf8a18658be552c8fcd7f9a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/942c2141d01bde6b48210c56a17fc75e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/24e0c10fb103930eabd5fa18e8f9bb06.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/942c2141d01bde6b48210c56a17fc75e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/24e0c10fb103930eabd5fa18e8f9bb06.png)
您最近一年使用:0次
名校
7 . 已知函数
.
(1)若经过点
的直线与函数
的图像相切于点
,求实数
的值;
(2)设
,若函数
在区间
为减函数时,求实数
的取值范围;
(3)对于函数
,若函数
有两个极值点为
、
,且不等式
恒成立,求实数
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4c671eac6b138ff3226bff8ae0e79de6.png)
(1)若经过点
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bb50eb9d24b272091786deb65e860d88.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/97c959ab293ef3ecbba70b635da3e2a8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
(2)设
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3305ff38933d2880421f5bdaf6029d98.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4669810732b633b60dbeaf0bf57204f6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9c146f99862cda414d0f28c60b12072e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
(3)对于函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3305ff38933d2880421f5bdaf6029d98.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4669810732b633b60dbeaf0bf57204f6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c814128ea2139e33db94ea590e7c2223.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/85a93969738a9bb969f40cf587f1d5d5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/edf5e27d7b100672cd54ee8eb0e530a2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/df64046e91b047037f19e4032e3b6de3.png)
您最近一年使用:0次
2023-10-11更新
|
282次组卷
|
3卷引用:上海市华东师范大学松江实验高级中学2024届高三上学期10月阶段检测数学试题
上海市华东师范大学松江实验高级中学2024届高三上学期10月阶段检测数学试题上海市松江二中2023-2024学年高二下学期5月考数学试卷(已下线)第五章 导数及其应用 (压轴题专练)-2023-2024学年高二数学单元速记·巧练(沪教版2020选择性必修第二册)
解题方法
8 . 如图,某生态农庄内有一三角形区域
,
,
百米,
百米.现要修一条直道
(宽度忽略不计),点
在道路
上(异于
,
两点).
![](https://img.xkw.com/dksih/QBM/editorImg/2023/10/29/0dc8c034-6761-471f-9817-2d21b91c6f0a.png?resizew=168)
(1)若
,求
的长度;
(2)现计划在
区域内种植观赏植物,在
区域内种植经济作物.已知种植观赏植物的成本为每平方百米4万元,种植经济作物的成本为每平方百米2万元,新建道路
的成本为每百米2万元,求三项费用总和的最小值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7bef5239ddbb0972700ce01daf9ee7cf.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6610676353016a9f7235d306b731c1e5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fcd0ced286a0fbc7e4862f8147264277.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1ffc2817fa590affb5a760a25dc65308.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/03902478df1a55bc99703210bccab910.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8455657dde27aabe6adb7b188e031c11.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0dc5c9827dfd0be5a9c85962d6ccbfb1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f9e8449aad35c5d840a3395ea86df6d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2023/10/29/0dc8c034-6761-471f-9817-2d21b91c6f0a.png?resizew=168)
(1)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a311738db3fc5431d14a0942542a62e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/03902478df1a55bc99703210bccab910.png)
(2)现计划在
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ab2a2834d80ff574e79eae8ca8d4e94f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7ac451db3443cabb204f96c31fd4a02e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/03902478df1a55bc99703210bccab910.png)
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名校
9 . 对于函数
的导函数
,若在其定义域内存在实数
,使得
成立,则称
是“跃点”函数,并称
是函数
的“t跃点”
(1)若m为实数,函数
,
是“
跃点”函数,求m的取值范围;
(2)若a为非零实数,函数
,
是“2跃点”函数,且在定义域内存在两个不同的“2跃点”,求a的值:
(3)若b为实数,函数
是“1跃点”函数,且在定义域内恰存在一个“1跃点”,求b的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/942c2141d01bde6b48210c56a17fc75e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a68a65126b7e2d009d067f80c34f939d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/867453250929191f0d1508fa2e4edd55.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0078d742db16eff3b1968692139c02a4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/942c2141d01bde6b48210c56a17fc75e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/79b752f0f189e5d8666daea73e145dff.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/942c2141d01bde6b48210c56a17fc75e.png)
(1)若m为实数,函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/23dfc56e2a69a042ce5f8fa206c409f2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/24a57996290794e082b21d8f1dfc322a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d49f8a63ddbca52039fa9ab44cda6b29.png)
(2)若a为非零实数,函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6f1b97a1f58c4302345fad4caa5d109a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/24a57996290794e082b21d8f1dfc322a.png)
(3)若b为实数,函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c55e94d6937ec42311b2a98881038a0e.png)
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2023-07-05更新
|
554次组卷
|
7卷引用:上海市松江区第四中学2023-2024学年高三上学期期中学情诊断数学试题
上海市松江区第四中学2023-2024学年高三上学期期中学情诊断数学试题上海市奉贤区2022-2023学年高二下学期期末数学试题(已下线)第三章 综合测试B(提升卷)(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江苏省南京市燕子矶中学2023-2024学年高二下学期3月月考数学试卷(已下线)专题02 导数及其应用(八大题型+优选提升题)-【好题汇编】备战2023-2024学年高二数学下学期期末真题分类汇编(沪教版2020选择性必修,上海专用)(已下线)上海市高二数学下学期期末模拟试卷01--高二期末考点大串讲(沪教版2020选修)
名校
解题方法
10 . 已知函数
的定义域为
,导函数为
,若对任意的
,均有
,则称函数
为
上的“M一类函数”.
(1)试判断
是否为其定义域上的“M一类函数”,并说明理由;
(2)若函数
为其定义域上的“M一类函数”,求实数
的取值范围.
(3)已知函数
为其定义域上的“M一类函数”,求实数
的最大整数值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/942c2141d01bde6b48210c56a17fc75e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8455657dde27aabe6adb7b188e031c11.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/20d0c99ddd028f0bc3b1d64924ff0f61.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e02cab1add26335b3cb43d5b54c7c853.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f5c5fdeae3d9934cbc3f916bd7fbf496.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/942c2141d01bde6b48210c56a17fc75e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8455657dde27aabe6adb7b188e031c11.png)
(1)试判断
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b1044dcf4fba551e1b7fbfeb895ea08c.png)
(2)若函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/90f92d1283a74e6455f809d9034634f4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
(3)已知函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/adbce25018b92ba4941622f2895ebb95.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
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