SOLUTION: is y=-3x+3 perpendicular to y=1/3x +2/9

Algebra ->  Linear-equations -> SOLUTION: is y=-3x+3 perpendicular to y=1/3x +2/9      Log On


   

Question 356130: is y=-3x+3 perpendicular to y=1/3x +2/9
Answer by Alan3354(69443) About Me  (Show Source):
You can put this solution on YOUR website!
Yes, it is. The product of the slopes = -1
-3*(1/3) = -1