SOLUTION: Which of the following lines are perpendicular,line(a) x +2y =6 line(b)3x-2y=6, line(c) 6x + 4y=6.Prove answer by graphing

Algebra ->  Graphs -> SOLUTION: Which of the following lines are perpendicular,line(a) x +2y =6 line(b)3x-2y=6, line(c) 6x + 4y=6.Prove answer by graphing      Log On


   



Question 1131877: Which of the following lines are perpendicular,line(a) x +2y =6 line(b)3x-2y=6, line(c) 6x + 4y=6.Prove answer by graphing
Answer by Boreal(15235) About Me  (Show Source):
You can put this solution on YOUR website!
perpendicular slopes multiplied together=-1, the negative reciprocal. None of these lines is perpendicular. The graph below shows a line perpendicular to the first one.
the first is y=(-1/2 )x+3
the second is y=(3/2) x -3
the third is y=(-3/2)x+3/2

graph%28300%2C300%2C-10%2C10%2C-10%2C10%2C%28-1%2F2%29x%2B3%2C2x-3%29