名校
解题方法
1 . 已知O为坐标原点,
,
,
,P,Q分别是线段
,
上的动点,则下列说法正确的是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/448c0a5ee776d19ce8e42ac9a5fd27c4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/29610a3415c1e795d35979a5a9ff69f3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b2a29ba49963134a7232fa8574105fc3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f52a58fbaf4fea03567e88a9f0f6e37e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b90e0f35eda1a729fed485f83da5ea9d.png)
A.点M到直线![]() ![]() | B.若![]() ![]() |
C.点M关于直线![]() ![]() | D.![]() ![]() |
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2023-09-30更新
|
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5卷引用:河南省青桐鸣2023-2024学年高二上学期9月大联考数学试题
河南省青桐鸣2023-2024学年高二上学期9月大联考数学试题广东省阳江市2023-2024学年高二上学期期中数学试题(已下线)专题14 直线的交点坐标与距离公式10种常见考法归类(2)安徽省合肥市第九中学2023-2024学年高二上学期第一次单元质量检测数学试题(已下线)第2讲:各类对称问题的应用【练】
2 . 已知函数
.
(1)求函数
的最小正周期及最大值;
(2)当
时,求
的所有解之和.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ecfcf973cac86beed97dea3b57e218ed.png)
(1)求函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
(2)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ddea382d8bece5514a9cbd6a225667e0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/eb381ac86308c6249bc7e8737cdc668d.png)
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解题方法
3 . 已知
是定义在
上的奇函数,且
在
上单调递增,
,则
的解集为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cf3ed15aa3dcc4211fb520b5b942c989.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d562dc22dfb3b81d0c3f88b54d063c2f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dec65a2bec3d4296c613a80b3ae41d5e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/47301217d361391b914781a6fb7a3071.png)
A.![]() | B.![]() | C.![]() | D.![]() |
您最近一年使用:0次
解题方法
4 . 已知直线
分别交
轴、
轴的正半轴于点A,B,O为坐标原点.
(1)若直线过定点M,且M是线段AB的中点,求实数
的值;
(2)求
的最小值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/64364ad6efba40fbadbe07aacf3b4eb0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d053b14c8588eee2acbbe44fc37a6886.png)
(1)若直线过定点M,且M是线段AB的中点,求实数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f0a532e15e232cb4b99a8d4d07c89575.png)
(2)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c8a99d2c4a23825f62aadcc40822b5eb.png)
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名校
解题方法
5 . 已知直线
过点
,且与
轴、
轴分别交于A,B点,则( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f85fca60a11e1af2bf50138d0e3fe62.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/efb486a2e713246204f62cd6f19b5ef1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d053b14c8588eee2acbbe44fc37a6886.png)
A.若直线![]() ![]() ![]() |
B.若直线![]() ![]() ![]() |
C.若M为![]() ![]() ![]() |
D.直线![]() ![]() |
您最近一年使用:0次
2023-09-30更新
|
482次组卷
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3卷引用:河南省青桐鸣2023-2024学年高二上学期9月大联考数学试题
河南省青桐鸣2023-2024学年高二上学期9月大联考数学试题山西省大同市第三中学校2024届高三上学期十月月考数学试题(已下线)专题10 直线和圆的方程(4大易错点分析+解题模板+举一反三+易错题通关)
解题方法
6 . 已知
中,
,
,
,
,将
沿
折起,使点A到点
处,
.
(1)证明:平面
平面
;
(2)求直线
与平面
所成角的余弦值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/45acdbac251ca6b76a166c1242e71df9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8365271d3239f07360fb71e86a8cc3ae.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8dfd76585cf7eece74fdd50acefd1ada.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/79f09a9d6f118c19854f944a8a258b41.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a25c28359f8d8da9eaf4672a6cf8ae4f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e6e490f703eb6c9bb1278c78ebc2d661.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e7c314398e26ffc7164b82946eeb4273.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a870c29ed1505de7fc2641e6931759a5.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2023/10/16/54cda0c4-e70a-4e06-bf68-6eb71efc29fe.png?resizew=191)
(1)证明:平面
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4a832b538d0bd5a0051d485fae371a51.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b3c87014fbb5c656a4f1892dbd88f242.png)
(2)求直线
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9d78abbad68bbbf12af10cd40ef4c353.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b3c87014fbb5c656a4f1892dbd88f242.png)
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解题方法
7 . 正三棱锥
的各棱长均为2,D为
的中点,M为
的中点,E为
上一点,且
,平面
交
于点Q,则截面
的面积为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/63397cda22cb1fad59cf966dfb588643.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0dc5c9827dfd0be5a9c85962d6ccbfb1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f52a58fbaf4fea03567e88a9f0f6e37e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/48f3c9abbd78e9a6840ee5f30381daac.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/937265e26003340ade57b86a4ca0f78d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c8c9aedf70a0d7dae193ec00ca059565.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/20a541b81584a032f571159ea152c85a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1073fbecc0c0c71d742a2e19d6262455.png)
A.![]() | B.![]() | C.![]() | D.![]() |
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8 . 在正方体
中,M,N分别为
,BC的中点,点Q为直线
上的点,且
,若
平面
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e5085e3cdef9ea6c564e079f745d6fdb.png)
______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6e09725691ee7851f54c0dee86b2bf55.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f66fb71b75b63594ebeeeebd1963eed5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/56f7ba05c54b3de1f4378f7c8eb58328.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/855cac1d64ebb68725caeaf68d28d51f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/52b2ba2a78454b3c560ca893d694a227.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5e74395b07e8153a0ef0bbcb5881013f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e5085e3cdef9ea6c564e079f745d6fdb.png)
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9 . 若复数
为纯虚数(
),则
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9786caf18f00f2e24f06e03753ceca99.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/10bbdef421c976962a270a2beabbad91.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dfa150b7cdde5678041878e66cb6906d.png)
A.![]() | B.2 | C.![]() | D.![]() |
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2023-09-30更新
|
292次组卷
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2卷引用:河南省青桐鸣2023-2024学年高二上学期9月大联考数学试题
解题方法
10 . 如图,在空间直角坐标系中有直三棱柱
,点A,B分别在x轴、y轴上,
,平面
的一个法向量为
.
(1)求点
与
的坐标;
(2)求点O到平面
的距离.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a60f5d069760bfe69f9cdc1b6e1e048.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1b32ab04dd852329d5918b177c199eee.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e3da630440d6d416f19ee22c8431c882.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a010e3cb3ceff17865af1d2d16833e36.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2023/10/15/91c34dd7-3590-419b-89b1-081936c8898d.png?resizew=137)
(1)求点
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/23f919bd3dde10dbbc076f7ec5149699.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f9e8449aad35c5d840a3395ea86df6d.png)
(2)求点O到平面
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e3da630440d6d416f19ee22c8431c882.png)
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