SOLUTION: which of the following relations is a function? {(-9,5),(7,1),(0,-8),(1,7)} {(-9,5),(0,1),(4,-8),(4,7)} {(-9,5),(0,1),(6,-8),(0,7)} {(-9,5),(7,1),(0,-8),(7,3)}

Algebra ->  Quadratic Equations and Parabolas -> SOLUTION: which of the following relations is a function? {(-9,5),(7,1),(0,-8),(1,7)} {(-9,5),(0,1),(4,-8),(4,7)} {(-9,5),(0,1),(6,-8),(0,7)} {(-9,5),(7,1),(0,-8),(7,3)}      Log On


   



Question 188090: which of the following relations is a function?
{(-9,5),(7,1),(0,-8),(1,7)}
{(-9,5),(0,1),(4,-8),(4,7)}
{(-9,5),(0,1),(6,-8),(0,7)}
{(-9,5),(7,1),(0,-8),(7,3)}

Answer by Mathtut(3670) About Me  (Show Source):
You can put this solution on YOUR website!
{(-9,5),(7,1),(0,-8),(1,7)}
:
all other answers have 2 values of y for one given x....example
is the 2nd set (4,-8) and (4,7)