根据下列各条件写出直线的方程,并化成一般式.
①斜率是-
,且经过点A(8,-6)的直线方程为____ ;
②在x轴和y轴上的截距分别是
和-3的直线方程为____ ;
③经过点P1(3,-2),P2(5,-4)的直线方程为____ .
①斜率是-
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f89eef3148f2d4d09379767b4af69132.png)
②在x轴和y轴上的截距分别是
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a4b8503f4706b8321e4e79a87eadea84.png)
③经过点P1(3,-2),P2(5,-4)的直线方程为
19-20高二·全国·课后作业 查看更多[2]
更新时间:2020-10-02 06:19:48
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