# Math Help - parametric equation of the line through a point

1. ## parametric equation of the line through a point

Find the parametric equation of the line through the point (3,-1) and parallel to v = (3,1,-2)

2. Originally Posted by flaming
Find the parametric equation of the line through the point (3,-1) and parallel to v = (3,1,-2)
The general forumla is

$\vec r(t)=P_0+t \vec v$

Without a Z coordinate (for you point) I don't think you can write it.

I hope this helps