Find the eqation of the straight line that passes through the mid-point of the
line segment A(2 ,9 ) and B(6, -3), and is parallel to the line
2x – 6y +13 = 0
數學唔識呀!!!!
2008-11-13 3:13 am
回答 (1)
2008-11-13 3:20 am
✔ 最佳答案
let the mid-point is (x,y)x=(2+6)/2=4 y=(9+(-3))/2=3
mid-point=(4,3)
slope of the 2x-6y+13=1/3
slope of the required equation=1/3
the equation=(y-3)/(x-4)=1/3
3y-9=x-4
x-3y+5=0
參考: ME
收錄日期: 2021-04-13 16:14:25
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