1 . 已知集合
,
,则
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f225503971a0a85913655d323577174a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c2aad368753d68c0b19ad760c458ef1e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b4b9b470218359a4a47be9244980489e.png)
A.![]() | B.![]() |
C.![]() | D.![]() |
您最近一年使用:0次
2 . 已知
,则
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0399d155338fb781c1196f4ce367c849.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fbfc875ca919921e8f63a6fca648561b.png)
A.![]() | B.![]() | C.![]() | D.![]() |
您最近一年使用:0次
解题方法
3 . 若集合
,集合
,则“
”是“
”的( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/13ab18ca8920946f5a371e2fe5488126.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6c3b38f5b734619296ad2dce41005e7a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f692cdc81d52ab2fda33ace0c006a808.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6833b91adaea892664f8c773d5922b5f.png)
A.充分不必要条件 | B.必要不充分条件 |
C.充要条件 | D.既不充分也不必要条件 |
您最近一年使用:0次
4 . 如图所示,在长方体
中,
,
,
是棱
的中点.
![](https://img.xkw.com/dksih/QBM/editorImg/2024/2/28/4142252d-d59c-4ad3-9e16-9878b36dcc3b.png?resizew=115)
(1)求异面直线
和
所成的角的正切值;
(2)求
与平面
所成的角大小.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cd694ad3a4733c7c84aaa7946aeea4de.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a66200ae44919a57caf401a6d47737ea.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3cd34ae1a0406994d2c07a61e9220a3b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac047e91852b91af639feec23a9598b2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b094e639c2b31dc54b1b3e6456e77843.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2024/2/28/4142252d-d59c-4ad3-9e16-9878b36dcc3b.png?resizew=115)
(1)求异面直线
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3640223cc216227526e79e487aea89b4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5aa62b5a161c20430cb1dda9809247f3.png)
(2)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2f0e65e147b109f2bbfd3a3f502bbc3a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d8effc47b601f75015bf109caa8dc559.png)
您最近一年使用:0次
5 . 设
,
,
为数列
的前
项和,令
,
,
.
(1)若
,求数列
的前
项和
;
(2)求证:对
,方程
在
上有且仅有一个根;
(3)求证:对
,由(2)中
构成的数列
满足
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bb4bd34c43fac73d8e57bc4002f85e21.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f90563200461ab26934233cd61865e03.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/08eb71ecf8d733b6932f4680874dbbf3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b52c9237cb0b4acc568d4afb12997186.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b6a24198bd04c29321ae5dc5a28fe421.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8c68a6521ef0a09c3037d2da838e95a3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/24a57996290794e082b21d8f1dfc322a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8a6d8e87ca6ba04d20ede3136fad5e53.png)
(1)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/707ea658f3a9359f5740d5aab48f7948.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f714d41279567d6b920d3b85d9ded9aa.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b6a24198bd04c29321ae5dc5a28fe421.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f1ae9a3b0b7aeb1545b65d91aa371b3c.png)
(2)求证:对
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d12d0bd9afdd4e53ff37f5bfcaa1106c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6200ccb3851c37c8b3d55876ae2b2fc3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4b388148147e0888b0bcf9b7b9c3f96d.png)
(3)求证:对
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/790cebd63e23fad615e39f4277f892f8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3282e5fde4ae53fcb1bb072a685304c9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e976c0663fa749ca749f99842d21ca03.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f24ec1d0b63b66fcd48bf05eb5a25565.png)
您最近一年使用:0次
解题方法
6 . 已知焦点在
轴,顶点在原点的抛物线
经过点
,以
上一点
为圆心的圆过定点
,记
、
为圆
与
轴的两个交点.
(1)求抛物线
的方程;
(2)当圆心
在抛物线上运动时,试判断
是否为一定值?请证明你的结论.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d053b14c8588eee2acbbe44fc37a6886.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/afb6101e45f8d7013bc3dc4197188c0c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f3b8d1affc11678ae168d4a601b7b6d0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/afb6101e45f8d7013bc3dc4197188c0c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6acfc9319b4dfcefd8f0bb0338f7cbf2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/89d96d9ac8bb18e50947ef9491a84ad3.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/6acfc9319b4dfcefd8f0bb0338f7cbf2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
(1)求抛物线
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/afb6101e45f8d7013bc3dc4197188c0c.png)
(2)当圆心
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6acfc9319b4dfcefd8f0bb0338f7cbf2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8a92953e2a83b78b25100c094b78af51.png)
您最近一年使用:0次
解题方法
7 . 正三棱柱的侧面展开图是边长分别为
和
的矩形,则它的体积为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6f8c4c029e552954bd493b49aeab82d5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b8860d9787671b53b1ab68b3d526f5ca.png)
A.![]() | B.![]() | C.![]() | D.![]() ![]() |
您最近一年使用:0次
名校
解题方法
8 . 设函数
,
.
(1)当
时,求函数
的单调区间;
(2)若函数
的图象总在直线
的下方,求实数
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9c4dc929779a845fbb6911bbe724c294.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4e37c35e33ffa1a55a0693ae2319da91.png)
(1)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9391c0c7b10e940648850431b0f6b059.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1c7028a5fa4d781d382ca3b73b74796e.png)
(2)若函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1c7028a5fa4d781d382ca3b73b74796e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/41eac0c8cdb5481e1c26cd60b3008456.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
您最近一年使用:0次
2024-02-24更新
|
617次组卷
|
2卷引用:云南省昆明市五华区2023-2024学年高二下学期开学考试数学试题
2024·全国·模拟预测
名校
9 . 已知等差数列
的前n项和为
,
,
,则
最大时
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/83cf38189d5cbf627d2b82ac0eb76006.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/08eb71ecf8d733b6932f4680874dbbf3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7dc352f71e67467a7a9d59bb1e0633db.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a515b81c98474b9e271d0ddf3d822331.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/08eb71ecf8d733b6932f4680874dbbf3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f3cb8d72bb2e281b943b3b430138ef7.png)
A.6 | B.5 | C.4 | D.3 |
您最近一年使用:0次
名校
10 . 集合或
,
,若
,则实数
的取值范围为( )
A.![]() | B.![]() |
C.![]() | D.![]() |
您最近一年使用:0次
2024-01-07更新
|
413次组卷
|
4卷引用:云南省昆明市第三中学2023-2024学年高二下学期第一次综合测试数学试卷
云南省昆明市第三中学2023-2024学年高二下学期第一次综合测试数学试卷山西省部分学校2024届高三上学期一轮复习终期考试数学试题(已下线)考点2 集合运算 --2024届高考数学考点总动员【练】云南省宣威市第三中学2023-2024学年高二下学期第一次月考数学试题