1 . 已知抛物线
,斜率为
的直线与抛物线相交于
,
两点,与抛物线的准线相交于点
,若
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3b33e0c12611a356e7cd3affe547b0ea.png)
______
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6752450db389461c0eded0bda18b5c60.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e85c591c037bbc6c542ecfeafdaee359.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/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/26bd1817240160a0b599597f17850539.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3b33e0c12611a356e7cd3affe547b0ea.png)
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2 . 如图,在棱长为2的正方体
中,
,
分别是棱
,
的中点,点
在
上,点
在
上,且
,点
在线段
上运动,给出下列四个结论:
![](https://img.xkw.com/dksih/QBM/2024/2/3/3425106637709312/3430232655585280/STEM/6a2e8f2b25ea4ba38813b3d8db0782ea.png?resizew=162)
①当点
是
中点时,直线
平面
;
②直线
到平面
的距离是
;
③存在点
,使得
;
④
面积的最小值是
.
其中所有正确结论的序号是_______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6e09725691ee7851f54c0dee86b2bf55.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac047e91852b91af639feec23a9598b2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/54a5d7d3b6b63fe5c24c3907b7a8eaa3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/11ddc92d84d188c66b435664a7e7b5a4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/394c5d2f55221975503be8aa18022480.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2a30f3a8b673cc28bd90c50cf1a35281.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b3182db896bc2462331796e2a6108363.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a0ed1ec316bc54c37c4286c208f55667.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15b20bec6da0e92b220021ab497e1ccc.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3adea2cdc3b64f1bf79265d4cb1425ae.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/db54223bb3fc2fe2497213a4d1f94827.png)
![](https://img.xkw.com/dksih/QBM/2024/2/3/3425106637709312/3430232655585280/STEM/6a2e8f2b25ea4ba38813b3d8db0782ea.png?resizew=162)
①当点
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2a30f3a8b673cc28bd90c50cf1a35281.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d40b319212a7e7528b053e1c7097e966.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/57f9d682e5d3cc8573574d8d11636758.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7b54387f870ae37f7951b253665d64f6.png)
②直线
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8cfbc0b5a8fbde804bd8425a4b76d207.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/70db40c42655327adee01caedfc9d50c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8d5989c84e320b504511f23eeb6e7357.png)
③存在点
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fae1adc3dbbcbb2571fe2900fd3c5be1.png)
④
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1ba2d49042c812a164167a8e42fde290.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/be3740691124a5ed24347bffe5d55af3.png)
其中所有正确结论的序号是
您最近一年使用:0次
解题方法
3 . 已知函数
,若存在实数
,使得对于任意的实数
都有
成立,则实数
的取值范围是___________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a4da5503eb397acecc7363c024d5576c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/79b752f0f189e5d8666daea73e145dff.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8a4cfcf05e9cbd9db843ccfd57bfa9a9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
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4 . 若一个直角三角形中两条直角边都是整数,且周长是面积的整数倍,则称其为“
三角形”,则这样的“
三角形”共有______ 个.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e170f206fdbbd834aad7580c727e2cc6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e170f206fdbbd834aad7580c727e2cc6.png)
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解题方法
5 . 已知函数
的部分图象如图所示,则满足不等式
的最小正整数x为__________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a067e86ae162185a04bdf862b40cd255.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b2c91911276404a150c6f51340890038.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2024/2/23/a9b221c1-a6e3-4147-870d-b3bb7ca9c04a.png?resizew=162)
您最近一年使用:0次
名校
6 . 如图,
是横坐标为2的定点,点
在直线
上运动,
,
,当点
从原点
运动到横坐标为2的点
时,点
的运动距离为______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8f1d8d5cea065075fe50706abe3ae802.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3b92a937da50218ce1b0f6b26c03a117.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1b15b82151bff7cc0238d2034a6129f0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1dde8112e8eb968fd042418dd632759e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac047e91852b91af639feec23a9598b2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f9e8449aad35c5d840a3395ea86df6d.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2024/2/11/f5f510c1-9c5a-40b9-beaa-bdae936ab288.png?resizew=165)
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解题方法
7 . 已知三棱锥
的所有顶点都在球
的表面上,且
平面
是边
上一动点,直线
与平面
所成角的正切值的最大值为
,则球
的表面积为__________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/41e5db1d2fd912f77923e4c120a7dc19.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1dde8112e8eb968fd042418dd632759e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/10c83f8945042b9c8fb2fbdac9308d62.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5ee6f89c5fbbd0ef1e8588e2747aa16d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0dc5c9827dfd0be5a9c85962d6ccbfb1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fddbb7f29e8672f34941fe70b0a1e45f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7bef5239ddbb0972700ce01daf9ee7cf.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a7ffe8515ff6183c1c7775dc6f94bdb8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1dde8112e8eb968fd042418dd632759e.png)
您最近一年使用:0次
名校
解题方法
8 . 已知函数
,不等式
对任意
恒成立,则实数m的取值范围是_______________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/be8ab89740fb4824f71585d2e6b89067.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4cd0a3762ac86e4f318d2f849952dbc6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/58e82c4003d20b36777f7aea584e3dd4.png)
您最近一年使用:0次
2023-09-04更新
|
360次组卷
|
4卷引用:辽宁省大连市第八中学2021-2022学年高二下学期期中考试数学试题
2022高一·全国·专题练习
名校
解题方法
9 . 已知向量
,
,
满足:
,
且
,则
的取值范围是______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/64c5562bd4d1b54424330cb6329cd79d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b45ba716f03748c19b7ce2f99af536ab.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/73a0b19e69be46452425916a0fcb49c9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/18517bc2f8516a8e9719b73faee0aafd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3797ac9ea94855ed77cb9be5b4671874.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c203a60219e5a1a752ab6325a745c060.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/08e6f98f23fea7db0f74897928024ca0.png)
您最近一年使用:0次
2024-01-24更新
|
1333次组卷
|
6卷引用:专题07 奔驰定理与四心的相关运算及构造圆解决向量问题-【重难点突破】2021-2022学年高一数学常考题专练(人教A版2019必修第二册)
(已下线)专题07 奔驰定理与四心的相关运算及构造圆解决向量问题-【重难点突破】2021-2022学年高一数学常考题专练(人教A版2019必修第二册)(已下线)第06讲 拓展一:平面向量的拓展应用 (讲)江苏省苏州市南京航空航天大学苏州附属中学2022-2023学年高一下学期6月月考数学试卷(已下线)第9章:平面向量章末检测卷-【寒假自学课】(苏教版2019)(已下线)6.2.4 向量的数量积10种常考题型归类(2)-高频考点通关与解题策略(人教A版2019必修第二册)(已下线)6.2.4 向量的数量积——课后作业(基础版)
名校
10 . 定义在
上的函数
满足
,
,则下列说法正确的个数是______ .
(1)
在
处取得极小值,极小值为
;
(2)
只有一个零;
(3)若
在
上恒成立,则
;
(4)
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d562dc22dfb3b81d0c3f88b54d063c2f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2c0a028f1d7bffc087f345909ddbb498.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3471484b64504fc545398f52be830010.png)
(1)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9b0fcf55c01046263135ccd253b23a62.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fbda2350f6a828a1fc5ef0b052aad2ac.png)
(2)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
(3)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4340590dab0714c6a553b3f71962925b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d562dc22dfb3b81d0c3f88b54d063c2f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/719c973618119d1b43f79c1cd4f7e555.png)
(4)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fa1c964431c3239d108f7f90bc08e5ea.png)
您最近一年使用:0次