SOLUTION: which letter represents a function? A.{(2,1),(1,0),(2,3),(-1,-1)} B.{(2,1),(1,0),(0,3),(-1,-1)} C.{(2,1),(1,0),(1,3),(-1,-1)} D.{(2,1),(1,0),(2,3),(-1,-2)}

Algebra ->  Coordinate Systems and Linear Equations  -> Linear Equations and Systems Word Problems -> SOLUTION: which letter represents a function? A.{(2,1),(1,0),(2,3),(-1,-1)} B.{(2,1),(1,0),(0,3),(-1,-1)} C.{(2,1),(1,0),(1,3),(-1,-1)} D.{(2,1),(1,0),(2,3),(-1,-2)}       Log On


   

Question 386448: which letter represents a function?
A.{(2,1),(1,0),(2,3),(-1,-1)}
B.{(2,1),(1,0),(0,3),(-1,-1)}
C.{(2,1),(1,0),(1,3),(-1,-1)}
D.{(2,1),(1,0),(2,3),(-1,-2)}
Answer by Fombitz(32388) About Me  (Show Source):
You can put this solution on YOUR website!
Only B has a unique y value for each x value, which is required of a function.