Cevaplar

2012-12-04T20:38:16+02:00

y2-y1/x2-x1=-1-3/2-(-1)=-4/3

0
2012-12-04T21:18:59+02:00

y2-y1/x2-x1=y-y2/x-x2

-1-3/2+1=y+1/x-3
-4/3=y+1/x-3
-4x+12=3y+3
-4x-3y+9=0
4x+3y-9=0

0