解题方法
1 . 已知函数
,
,
.
(1)设
的导函数为
,当
有两个零点时,求实数m的取值范围;
(2)设
,
,当
时,若
恒成立,求实数m的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fabaee76e00fee92b0f43f794c86d4cf.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0248603624ce20c88c4251047bc0f4df.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2725a89d93c791f7a0098f4964587905.png)
(1)设
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/724340d69477c0ec2418c392b22b1cab.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/724340d69477c0ec2418c392b22b1cab.png)
(2)设
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e16af0c2432394fd7eecff17e6bb2a8a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9bf673fb1ab1e0c28cacad455d4ed4eb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4921923069c4f38a0af1ff8637e35b3c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0191a8c408a4350182aef2722e420338.png)
您最近一年使用:0次
名校
2 . 设函数
,
,
.
(1)求
在
上的单调区间;
(2)若在y轴右侧,函数
图象恒不在函数
的图象下方,求实数a的取值范围;
(3)证明:当
时,
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cd61fe22aee4614fca8fa62941ba95be.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6a17af60d751eeb32312caca30aed317.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/10bbdef421c976962a270a2beabbad91.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac4cbc7b067862a3d9c6789b392fc068.png)
(2)若在y轴右侧,函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4669810732b633b60dbeaf0bf57204f6.png)
(3)证明:当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/36b98ef143f8159f3a7dafa1fd2f2370.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/33f3a3fe446ace5cd48ed93a51cb0b65.png)
您最近一年使用:0次
2023-04-24更新
|
1310次组卷
|
6卷引用:黑龙江省齐齐哈尔市2023届高三二模数学试题
名校
解题方法
3 . 已知函数
.
(1)若
,求函数
的极值;
(2)若
恒成立,求
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f1797daa688de2463ea766d623a26d57.png)
(1)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fd876a2ed79c64bacc3e64b8ee92735e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a71baf6217604517fd98fa97d0f55b43.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
您最近一年使用:0次
2023-04-23更新
|
564次组卷
|
5卷引用:陕西省安康市2023届高三三模理科数学试题
陕西省安康市2023届高三三模理科数学试题 甘肃省兰州市第六十一中学(兰化一中)2023届高三第八次阶段考试数学理科试题广东省佛山市南海区石门中学2022-2023学年高二下学期第二次质量检测数学试题陕西省渭南市大荔县2022-2023学年高二下学期期末理科数学试题(已下线)高二数学下学期期末模拟试卷02(选择性必修第二册+数列+圆锥曲线+导数)-【题型分类归纳】2022-2023学年高二数学同步讲与练(苏教版2019选择性必修第二册)
名校
4 . 已知函数
.
(1)若
,求
的极值;
(2)讨论
的单调性;
(3)若对任意
,有
恒成立,求整数m的最小值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/67c476227ce91c982bd6991dbec25719.png)
(1)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cf0086b054ef120408acac806a1b1318.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
(2)讨论
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
(3)若对任意
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/08115d6d9f876dea921a4d32260ff1fb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1dc9ede2e55724383dd1093fc7fcdb59.png)
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2023-04-22更新
|
903次组卷
|
5卷引用:江苏省苏州市常熟市2022-2023学年高二下学期期中数学试题
名校
解题方法
5 . 已知常数
为非零整数,若函数
,
满足:对任意
,
,则称函数
为
函数.
(1)函数
,
是否为
函数﹖请说明理由;
(2)若
为
函数,图像在
是一条连续的曲线,
,
,且
在区间
上仅存在一个极值点,分别记
、
为函数
的最大、小值,求
的取值范围;
(3)若
,
,且
为
函数,
,对任意
,恒有
,记
的最小值为
,求
的取值范围及
关于
的表达式.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f0a532e15e232cb4b99a8d4d07c89575.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/942c2141d01bde6b48210c56a17fc75e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f7dbb416ec1ff1984a724a4f48bf692.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/83a6c0fddb9074dfc96be03b4aa24d2b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1678002c227b520668ab2b976cdfaa3e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/942c2141d01bde6b48210c56a17fc75e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/79d79a8b8500b2313a5b08a023d90b15.png)
(1)函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/08b9f0b9e53a83e68f5fec944f343119.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f7dbb416ec1ff1984a724a4f48bf692.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c4bf72626042d976d413196215876684.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/942c2141d01bde6b48210c56a17fc75e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a4c8381377b90826897eb4bf16cb3bae.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f7dbb416ec1ff1984a724a4f48bf692.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/01bea8bf593f594c51fc7cc547482bee.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/51e817f37f5a814e856ebc4a16d676ce.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7160d93f92089ef36f3dab809d3114b8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a71f6b7d80e4316967fdaea810895317.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/11ae7f07dbd9023f19556fe1e88414f9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/942c2141d01bde6b48210c56a17fc75e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8a1e0cac3f562e5b5b952b8231bb91c7.png)
(3)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/94440d3e4c073f94f2b266ff99d50e74.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1fb2bc63bd8e38e371284aea1fb08861.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/942c2141d01bde6b48210c56a17fc75e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/572b3dcb438834635f79b2544934af84.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6c765461ae1a6c70f5cbdcb6c932a22b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3367bd41ff428d7a608511cfb1f3cb11.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b97a0de833ddcd45995ff3286b5d266b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac047e91852b91af639feec23a9598b2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/760f804646698060703c5458ff5637c7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/760f804646698060703c5458ff5637c7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
您最近一年使用:0次
2023-04-20更新
|
1260次组卷
|
7卷引用:上海市徐汇区2023届高三二模数学试题
上海市徐汇区2023届高三二模数学试题(已下线)重难点04导数的应用六种解法(1)(已下线)第六章 导数与不等式恒成立问题 专题十二 恒成立问题综合训练(已下线)2024年高考数学二轮复习测试卷(新题型,江苏专用)(已下线)信息必刷卷01(江苏专用,2024新题型)(已下线)专题09 导数及其应用 压轴题(六大题型)-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)江苏省宿迁市沭阳如东中学2023-2024学年高二下学期阶段测试(三)数学试卷
名校
解题方法
6 . 已知函数.
(1)设函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5706e65074de43ba1d3b0f5861646e1e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/daa18838a13fda4e45612c32cdf98b71.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f0a532e15e232cb4b99a8d4d07c89575.png)
(2)若方程
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b9c0d827ef8598ba6b70b34b2bdcd1e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c814128ea2139e33db94ea590e7c2223.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/aec19b68e3add9d5bfcc6269a1855b87.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3f98def21c9ea5780553a3dfb46d455f.png)
您最近一年使用:0次
名校
7 . 已知函数
.
(1)求函数
的单调区间;
(2)设函数
有两个零点
,证明:
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7d255cf2d0ab252b88c54639ccbcf800.png)
(1)求函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
(2)设函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/147646cd9e3edaf051ee2acdf6737c33.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8ce7ae90d808f05e86ea063238e4b2f9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/03ca13a93b5f401c0d39ba52b0cffcb0.png)
您最近一年使用:0次
2023-04-18更新
|
358次组卷
|
2卷引用:四川省绵阳南山中学2022-2023学年高二下学期3月月考文科数学试题
名校
解题方法
8 . 已知对
,不等式
恒成立,则
的最大值是________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4e81b4aac721bcd4a49593b48a28a8f1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/20925e2227c1e96a1359bb7d7baa5e75.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a0be44077d42cfffece905b1af13e000.png)
您最近一年使用:0次
2023-04-17更新
|
1121次组卷
|
4卷引用:江苏省无锡市太湖高级中学2022-2023学年高二下学期期中数学试题
9 . 已知函数
,
.
(1)若
,讨论函数
的单调性;
(2)当
时,
恒成立,求实数a的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b45718f6e09f79e594aba825267049a5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/22dd8b3dc4c609bab82d356a5cc2208d.png)
(1)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3a2fd0f42839c710a1c556d32df2b005.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
(2)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/636289ad84b4a3a51095dd32ca201f94.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/edbfc333f0a11630d9f4cf6ea39a29a3.png)
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2023-04-14更新
|
415次组卷
|
2卷引用:陕西省西安市临潼区、阎良区2023届高三一模理科数学试题
解题方法
10 . 已知函数
,![](https://staticzujuan.xkw.com/quesimg/Upload/formula/55ad27987414ce8552450ef32077d1fe.png)
(1)若
对
成立,求实数a的取值范围;
(2)若
,函数
存在两个极值点
,
,记
的最大值与最小值为
,求
的值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f496911266e86ff15d128b01657838cd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/55ad27987414ce8552450ef32077d1fe.png)
(1)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/447d6f62c09c1d05346fd16a24159f6e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5b8c164755dc2d7cff80fb4c9cffc9be.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a3fde36fbb2c3503502fe702ac75070c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/576faf66eb26dda3bc84513fffd03274.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c814128ea2139e33db94ea590e7c2223.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5b916df8bdd03ba4a31c0b8470d13436.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a7c3740ed53f5502e9149130546a0349.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5de21fd458d5a559e1822dcb33862c94.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f511880834175ac4546ea7cc7758b1b0.png)
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