解题方法
1 . 已知直线
,直线
.
(1)若![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2e9b0f5f44abbc6544a2f672b025b013.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/895d6f710d5f67e1d4c7408d50d77281.png)
,求实数
的值;
(2)若
,求实数
的值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f43f45ac1819f6d0fbed9319a9ef75a2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7e1cab14246efa1eea2c3dd0a2a628bd.png)
(1)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2e9b0f5f44abbc6544a2f672b025b013.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/895d6f710d5f67e1d4c7408d50d77281.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3f6f17bc385bafb37e8f964e5eb99cd0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1ce08b357f11ef44c3e8207ac574422a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
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2023-12-19更新
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2 . 下列方程表示的直线中,与直线
垂直的是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8021eb28e9b6fa8b4e5b7a140d1f313a.png)
A.![]() | B.![]() |
C.![]() | D.![]() |
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2023-09-30更新
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2卷引用:贵州省晴隆县第三中学2023-2024学年高二下学期开学考试数学试题
3 . 直线
的斜率和在
轴上截距分别等于( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/66d6e08526a91f8dfd160e7da2f92a3a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d053b14c8588eee2acbbe44fc37a6886.png)
A.2,3 | B.-3,-3 | C.-3,2 | D.2,-3 |
您最近一年使用:0次
2018-08-30更新
|
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