SOLUTION: Find the slope if it exists of the line containing the pair of points. (1,-2) and (1,-9)

Algebra ->  Linear-equations -> SOLUTION: Find the slope if it exists of the line containing the pair of points. (1,-2) and (1,-9)       Log On


   

Question 640214: Find the slope if it exists of the line containing the pair of points. (1,-2) and (1,-9)
Answer by reviewermath(1029) About Me  (Show Source):
You can put this solution on YOUR website!
The line joining the points (1,-2) and (1,-9) is a vertical line.
The slope of a vertical line is UNDEFINED.