名校
解题方法
1 . 直线
过点
,若
的斜率为2,则
在
轴上的截距为______
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f85fca60a11e1af2bf50138d0e3fe62.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fad20e2bc6576fc461419f8f138d26e7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f85fca60a11e1af2bf50138d0e3fe62.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f85fca60a11e1af2bf50138d0e3fe62.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d053b14c8588eee2acbbe44fc37a6886.png)
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23-24高二上·全国·课后作业
解题方法
2 . 已知直线
的倾斜角为
,且在
轴上的截距为
,则直线
的一般式方程是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f85fca60a11e1af2bf50138d0e3fe62.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/be6a6301878fed2a01413020b27310a5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d053b14c8588eee2acbbe44fc37a6886.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3edbd40e04e2a943051fa83d6e511add.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f85fca60a11e1af2bf50138d0e3fe62.png)
A.![]() | B.![]() |
C.![]() | D.![]() |
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23-24高二上·全国·课后作业
解题方法
3 . 倾斜角为
且在
轴上的截距是
的直线方程是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/79a97bb4dcfab4ec7539bc783d563c49.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d053b14c8588eee2acbbe44fc37a6886.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/274a9dc37509f01c2606fb3086a46f4f.png)
A.![]() | B.![]() |
C.![]() | D.![]() |
您最近一年使用:0次
23-24高二上·全国·课后作业
4 . 已知直线
不经过第一象限,且
,
,
均不为零,则有( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e6b6e44dd054b54f89e7c237eb1428da.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)
A.![]() | B.![]() | C.![]() | D.![]() |
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解题方法
5 . 下列说法正确的是( )
A.![]() ![]() |
B.直线![]() |
C.直线![]() ![]() |
D.点![]() ![]() ![]() ![]() ![]() |
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6 . 同一坐标系中,直线
与
大致位置正确的是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7aec9b45e05f1d6627fd9fb7005ed673.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/413bffa840613264b51d25c475356f77.png)
A.![]() | B.![]() |
C.![]() | D.![]() |
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名校
解题方法
7 . 三角形的顶点坐标为
,
,
,求直线
和直线
的方程.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e1bc0cc13efe1701baf08799f7760844.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/473cb51e930729ed70b6c60ac011906f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/84a56e5ddc6dc057aa4076130cc6ce19.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f52a58fbaf4fea03567e88a9f0f6e37e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/60ef95894ceebaf236170e8832dcf7e3.png)
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解题方法
8 . 下列说法正确的有( )
A.直线![]() ![]() |
B.过点![]() ![]() ![]() |
C.两条平行直线![]() ![]() ![]() |
D.经过点![]() ![]() |
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名校
9 . 直线
的倾斜角是__________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f983a7d38abfdbcd2f250ff8d4e4fec1.png)
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10 . 已知
中,直线
过
两点,点
在
轴上,且
为正三角形.
(1)求过
的直线方程;
(2)设过
两点的直线
斜率为
,过A,B两点的直线
斜率为
,且
,
,且圆
与
有且只有2个交点,求r的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/49dde0ce21d177039504e8e89c7cab93.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/01c74a907dda6bb7d9d56d009d9df253.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d053b14c8588eee2acbbe44fc37a6886.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
(1)求过
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/60ef95894ceebaf236170e8832dcf7e3.png)
(2)设过
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/098a3e7d1f1890863b7483a98b618119.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c7a72f79d9e3f6a67c1545dfe88a5f5a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d15fc80566442a54ddd883c7c53074b0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/95da79aaca8eb32cc1bf63a306384dc8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4c1dc007e36c78ab98df4cd2383b4c5d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ad66eb36cc8670724b6b9d6425091165.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/419fb45a9ff77d0d420e194b4b91232f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/734fafa3c7a6320e0fc936550357475f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
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