1.find the equation of straight line passing through (-2,1)and(3,2)
2.find the equation of straight line passing through(1,-4) and perpendicular
to another straight ling with slope -2
3.if L1 perpendicular toL2:x+3y-5=0 and passes through P(-1,3), find the equation of L
coordinate geometry
2011-01-02 1:55 am
回答 (1)
2011-01-02 2:50 am
✔ 最佳答案
As follows:圖片參考：http://i707.photobucket.com/albums/ww74/stevieg90/ScreenHunter_02Jan011849.gif
收錄日期: 2021-04-22 00:52:31
原文連結 [永久失效]:
https://hk.answers.yahoo.com/question/index?qid=20110101000051KK00911