名校
1 . 已知函数
,当______ 时(从①②③④中选出一个作为条件),函数有______ .(从⑤⑥⑦⑧中选出相应的作为结论,只填出一组 即可)
①
②
③
,
④
,
或
⑤4个极小值点⑥1个极小值点⑦6个零点⑧4个零点
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f28661fc41284c86b684687cca83dc3b.png)
①
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1e5bcfb3bafe8373dd907e0e55d08f8c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0ec87fbbb58af2ede93066718daedbff.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0b550ee821ee1838384835e81fc34b67.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9aa1a50afa595bc31a1dbca3ee5fc9dc.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0b550ee821ee1838384835e81fc34b67.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a5957910662949c4f1073155e90852bf.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/143b917df0520097be222accbddf9394.png)
您最近一年使用:0次
2020-03-20更新
|
827次组卷
|
3卷引用:河北省衡水中学2019-2020学年高三下学期期中数学(理)试题
河北省衡水中学2019-2020学年高三下学期期中数学(理)试题2020届东北三省三校哈尔滨师大附中、东北师大附中、辽宁省实验中学高三第一次联合模拟考试理科数学试题(已下线)冲刺卷01-决战2020年高考数学冲刺卷(山东专版)
12-13高三上·河北衡水·阶段练习
2 . 设函数
(
),
.
(1) 将函数
图象向右平移一个单位即可得到函数
的图象,试写出
的解析式及值域;
(2) 关于
的不等式
的解集中的整数恰有3个,求实数
的取值范围;
(3)对于函数
与
定义域上的任意实数
,若存在常数
,使得
和
都成立,则称直线
为函数
与
的“分界线”.设
,
,试探究
与
是否存在“分界线”?若存在,求出“分界线”的方程;若不存在,请说明理由.
![](https://img.xkw.com/dksih/QBM/2012/1/30/1570706054389760/1570706059927552/STEM/fc4e249d5fd24eb695105bb042005ace.png)
![](https://img.xkw.com/dksih/QBM/2012/1/30/1570706054389760/1570706059927552/STEM/39c1cba21390444eb81e688adbd9abc0.png)
![](https://img.xkw.com/dksih/QBM/2012/1/30/1570706054389760/1570706059927552/STEM/85141ab90d0a49aa8987c9e3e31f55a3.png)
(1) 将函数
![](https://img.xkw.com/dksih/QBM/2012/1/30/1570706054389760/1570706059927552/STEM/3c0da225f1284eb99c2c691536754e92.png)
![](https://img.xkw.com/dksih/QBM/2012/1/30/1570706054389760/1570706059927552/STEM/7a7d521af57d47b3a281399bb1e79672.png)
![](https://img.xkw.com/dksih/QBM/2012/1/30/1570706054389760/1570706059927552/STEM/7a7d521af57d47b3a281399bb1e79672.png)
(2) 关于
![](https://img.xkw.com/dksih/QBM/2012/1/30/1570706054389760/1570706059927552/STEM/2538df56e62a4fc295b07f191b4baecf.png)
![](https://img.xkw.com/dksih/QBM/2012/1/30/1570706054389760/1570706059927552/STEM/dcdef66d54bb4a0daf65ebcfd7341ce8.png)
![](https://img.xkw.com/dksih/QBM/2012/1/30/1570706054389760/1570706059927552/STEM/9685657796d745c5af1d457768c1375f.png)
(3)对于函数
![](https://img.xkw.com/dksih/QBM/2012/1/30/1570706054389760/1570706059927552/STEM/52c243f4ef354dba895989064a8ad83d.png)
![](https://img.xkw.com/dksih/QBM/2012/1/30/1570706054389760/1570706059927552/STEM/5058a7bdd1fa4a1fb55e902d1d0c9045.png)
![](https://img.xkw.com/dksih/QBM/2012/1/30/1570706054389760/1570706059927552/STEM/2538df56e62a4fc295b07f191b4baecf.png)
![](https://img.xkw.com/dksih/QBM/2012/1/30/1570706054389760/1570706059927552/STEM/48e25cfb9ad54e659c4096f7e395654e.png)
![](https://img.xkw.com/dksih/QBM/2012/1/30/1570706054389760/1570706059927552/STEM/b9c97980c6a14adf8d5dae753894231c.png)
![](https://img.xkw.com/dksih/QBM/2012/1/30/1570706054389760/1570706059927552/STEM/d2ad2ee1fa234b029fc07077fd3c24ec.png)
![](https://img.xkw.com/dksih/QBM/2012/1/30/1570706054389760/1570706059927552/STEM/bb418d1edfa848f28071c98bbb8184ac.png)
![](https://img.xkw.com/dksih/QBM/2012/1/30/1570706054389760/1570706059927552/STEM/52c243f4ef354dba895989064a8ad83d.png)
![](https://img.xkw.com/dksih/QBM/2012/1/30/1570706054389760/1570706059927552/STEM/5058a7bdd1fa4a1fb55e902d1d0c9045.png)
![](https://img.xkw.com/dksih/QBM/2012/1/30/1570706054389760/1570706059927552/STEM/844066f053bd4917bc6a94a75063f975.png)
![](https://img.xkw.com/dksih/QBM/2012/1/30/1570706054389760/1570706059927552/STEM/1745175dd4f548f39a0d0ab19e2a3c97.png)
![](https://img.xkw.com/dksih/QBM/2012/1/30/1570706054389760/1570706059927552/STEM/52c243f4ef354dba895989064a8ad83d.png)
![](https://img.xkw.com/dksih/QBM/2012/1/30/1570706054389760/1570706059927552/STEM/5058a7bdd1fa4a1fb55e902d1d0c9045.png)
您最近一年使用:0次
解题方法
3 . 如图,某款酒杯容器部分为圆锥,且该圆锥的轴截面为面积是
的正三角形.若在该酒杯内放置一个圆柱形冰块,要求冰块高度不超过酒杯口高度,则酒杯可放置圆柱冰块的最大体积为______
.
![](https://img.xkw.com/dksih/QBM/2022/3/15/2936550482518016/2938385949777920/STEM/b11b971b-544d-4d8d-9fb6-64dca69ad0b7.png?resizew=85)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/45783c95e76c029872f9ff307572a03c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dc6d1d99afa158b4ba4fc0dae562fcc1.png)
![](https://img.xkw.com/dksih/QBM/2022/3/15/2936550482518016/2938385949777920/STEM/b11b971b-544d-4d8d-9fb6-64dca69ad0b7.png?resizew=85)
![](https://img.xkw.com/dksih/QBM/2022/3/15/2936550482518016/2938385949777920/STEM/044b0e4a-fe89-4089-bf8a-7d99a156d119.png?resizew=131)
您最近一年使用:0次
2022-03-17更新
|
1549次组卷
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9卷引用:河北省邯郸市魏县2022-2023学年高三上学期期末考试数学试题
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