Given the lines:
y + x -2 =
0
6y-3x + 8 =0
We need to
determine the relation between the lines ( parallel, perpendicular, or
neither)
First we will use the slope to find the
relation.
If the slopes are equal, then the lines are
parallel.
if the product of the slopes is -1, then the
slope are perpendicular.
Let us rewrite the equations of
the lines into the slope form.
==> y = -x + 2
............(1)
==> y = (3/6)x -
8/6
==> y= (1/2)x -
4/3........(2)
We notice that the slopes are not equal.
then the lines are not parallel.
Also, the product of the
slopes is -1*1/2 = -1/2 , then the lines are not
perpendicular.
Then the slopes are not
parallel nor perpendicular.
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