1 . 已知函数
的图像在
处与
轴相切.
(1)求
的解析式,并讨论其单调性.
(2)若
,证明:
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a33f58facc1f687056bcf218a41f7ebf.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bb45f673c56a289ea78831c9237e8d20.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b26ede178a63d7817df50238a818d7af.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ee658b43214b89f8ba060100e27a36de.png)
您最近一年使用:0次
2 . 已知函数
.
(1)当
时,求曲线
在点
处的切线方程;
(2)若
恒成立,求实数
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/67aa97dd1ee26fa7f6b848c601dacee9.png)
(1)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2b7393fc425948d4261bb6c7d67f88e1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/51c530f4b7491b95acb8ce3eef9aa09d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2e131b589e93d16f2ed5688fd4fe814d.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9f680b9adefbbec20c9f91d609ee6f59.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
您最近一年使用:0次
解题方法
3 . 已知函数
.
(1)若
在
处的切线斜率与k无关,求
;
(2)若
,使得
<0成立,求整数k的最大值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9ef5ea874a2cfce6368e3c670754f5e5.png)
(1)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/11abb76da45ffa52b47c3a6b9a03ac7e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/79b752f0f189e5d8666daea73e145dff.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1485a4756c56f1126b9825d5019d544c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
您最近一年使用:0次
2019-04-13更新
|
1534次组卷
|
3卷引用:【省级联考】山西省2019届高三考前适应测试(湛江一模同)(A卷)数学理试题
【省级联考】山西省2019届高三考前适应测试(湛江一模同)(A卷)数学理试题2020届广东省化州市高三第二次模拟数学(理)试题(已下线)专题01 导数的几何意义的应用(第六篇)-备战2020年高考数学大题精做之解答题题型全覆盖
名校
4 . 已知函数
,
(
为常数,且
).
(1)求函数
的极值;
(2)若当
时,函数
与
的图像有且只有一个交点,试确定自然数
的值,使得
(参考数值
,
,
,
)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d5e0f640bafde6c1c0f5b00b8a7fb0bf.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7acb7a9a20f1742372235700600c7862.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e1e69392d21261afd8e5e5f096634669.png)
(1)求函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
(2)若当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/737c165baced95d7095d9f918a9cc110.png)
![](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/b6a24198bd04c29321ae5dc5a28fe421.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1fa6a950b1e08c0fb31c7b61c255a2cb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/75dac2c8d0372873ab97aa192d1cb124.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9405361d7be3c9e4d462a4e955d8fe3c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b7c0309456de2cd6420ece4fbc5eeddb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3da3f388d4c6a907e265a5f1902cb717.png)
您最近一年使用:0次
2019-03-15更新
|
859次组卷
|
3卷引用:四川省成都市第七中学2019届高三二诊数学(文)模拟考试试题
5 . 已知函数
,
.
(1)求证:函数
与
在
处的切线关于
轴对称;
(2)若![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dece7fe8d8461d881f1e5f9ec3041c5c.png)
(ⅰ)试讨论函数
的单调性;
(ⅱ)求证:
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/32d4fc34ecef6756bf70b2f82f2a5b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cc777131a1bf69d878614030233298f9.png)
(1)求证:函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/be1ce3f01e2b6364f9a9fdaf197d5e29.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0eb7df298a9364b36e079a61caec815c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9b384412acba251d87902ab928902f16.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dece7fe8d8461d881f1e5f9ec3041c5c.png)
(ⅰ)试讨论函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
(ⅱ)求证:
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/59a8ddcbe696335128903150c999b591.png)
您最近一年使用:0次
名校
6 . 已知函数
(
为自然对数的底数).
(Ⅰ)求函数
的单调区间;
(Ⅱ)若
,
,试求函数
极小值的最大值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c71e8aa74829ff4df3f13c400cfca55f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/168b3e4b1d6f04226fa2687a72a268b4.png)
(Ⅰ)求函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
(Ⅱ)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/00210f79b04a8f6bc1922433d00bc89a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e1e69392d21261afd8e5e5f096634669.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4669810732b633b60dbeaf0bf57204f6.png)
您最近一年使用:0次
2019-01-31更新
|
2030次组卷
|
7卷引用:【市级联考】安徽省合肥市2019届高三第一次教学质量检测数学理试题
【市级联考】安徽省合肥市2019届高三第一次教学质量检测数学理试题【市级联考】安徽省合肥市2019届高三一模数学(理)试题2020届陕西省西安中学高三第二次模拟数学(理)试题(已下线)专题03 利用导数求函数的极值、最值(第六篇)-备战2020年高考数学大题精做之解答题题型全覆盖安徽省安庆七中2020届高三下学期仿真模拟冲刺卷(二)数学(文)试题河北正中实验中学2021届高三上学期第二次月考数学试题新疆乌鲁木齐市第六十一中学2024届高三上学期12月月考数学试题
名校
7 . 已知函数
,
(1)当
时,求函数
的单调区间;
(2)定义:对于函数
,若存在
,使
成立,则称
为函数
的不动点.如果函数
存在不动点,求实数
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cb9a816b94a4e9a9d03717ae904b134c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/db53bd49f4c2314af158baeed9027f40.png)
(1)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5b624d88827e92e12bc0a8f1067cbe72.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
(2)定义:对于函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/79b752f0f189e5d8666daea73e145dff.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/73bc955d158efde0bdd62d14a60a65e3.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/8f3c2be7482719651bcf491949681e05.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
您最近一年使用:0次
2019-01-31更新
|
842次组卷
|
2卷引用:【市级联考】广西柳州市2019届高三1月模拟考试数学(文科)试题
名校
8 . 已知点
,直线
为平面内的动点,过点
作直线
的垂线,垂足为点
,且
.
(1)求动点
的轨迹
的方程;
(2)过点
作直线
(与
轴不重合)交
轨迹于
,
两点,求三角形面积
的取值范围.(
为坐标原点)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/94c91fbb77d2a8592d834d2cde583ecd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d506e5bc7cf28e184e8c5772c413d1a7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f85fca60a11e1af2bf50138d0e3fe62.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac047e91852b91af639feec23a9598b2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/54e5e0cb5d2795c578649782aae1faff.png)
(1)求动点
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
(2)过点
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f5076289823db419f94e9c0c8f4aafd9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2e9b0f5f44abbc6544a2f672b025b013.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f9e8449aad35c5d840a3395ea86df6d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e4819c39c281427826e1b3f7a4c2b720.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1dde8112e8eb968fd042418dd632759e.png)
您最近一年使用:0次
2019-01-31更新
|
2103次组卷
|
6卷引用:【市级联考】广西柳州市2019届高三1月模拟考试数学(文科)试题
9 . 已知函数
,
.
(1)设
,试讨论
在定义域内的单调性;
(2)若函数
的图像恒在函数
图像的上方,求
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/73454188cf9d17713be60ecb20c89289.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/066e12d4075f394c169c0a3d5bea1237.png)
(1)设
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bca4be345087f993a4078e16c16608e2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0eb7df298a9364b36e079a61caec815c.png)
(2)若函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/51c530f4b7491b95acb8ce3eef9aa09d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6a1cfb60420ff7e72c1b9d64f69ae063.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
您最近一年使用:0次
2019-01-12更新
|
1533次组卷
|
3卷引用:【市级联考】河南省郑州市2019届高中毕业年级第一次(1月)质量预测数学文试题
【市级联考】河南省郑州市2019届高中毕业年级第一次(1月)质量预测数学文试题(已下线)专题3.3 函数与导数的综合应用(精测)-2021届高考数学(理)一轮复习讲练测广西玉林市第十一中学2020-2021学年高二下学期期末数学(理)试题
名校
10 . 已知
.
(1)若
,求
的取值范围;
(2)若
,且
,证明:
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8d2a6b211813154d368fe66c5cb4ee6d.png)
(1)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/22e38c541dec8fce1d26886e5ef7d21f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/859458471c86ae39e0cc42d2d960d03e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/33bd24e647a626899a243a3f3984f90a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9c7847abd5a830ff448f260b5107ac52.png)
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2018-12-11更新
|
1525次组卷
|
2卷引用:【全国百强校】贵州省遵义航天高级中学2019届高三第四次模拟考试数学(理)试题