+0  
 
0
389
2
avatar

is the three points on a line? and how do i figure that out??

(-2,1)  (-1,0)  (2,-2)

 Feb 28, 2015

Best Answer 

 #2
avatar+27558 
+5

Alternatively, you could plot a graph:

Points

.

 Mar 1, 2015
 #1
avatar+98196 
+5

Take the slope between the first two.....and then the slope between the first and last.....if these are equal, the points are on the same line.

 

 Mar 1, 2015
 #2
avatar+27558 
+5
Best Answer

Alternatively, you could plot a graph:

Points

.

Alan Mar 1, 2015

34 Online Users

avatar
avatar
avatar