SOLUTION: Which ordered pair (x,y) makes this relation a function? {(2,3),(-2,5),(4,4),(-4,5),(x,y)} A.(-4,-1) B.(-1,-1) C(-2,-1) D(2,-1)

Question 1153106: Which ordered pair (x,y) makes this relation a function?

{(2,3),(-2,5),(4,4),(-4,5),(x,y)}
A.(-4,-1)
B.(-1,-1)
C(-2,-1)
D(2,-1)

Answer by MathLover1(20850) (Show Source): You can put this solution on YOUR website!

Which ordered pair (,) makes this relation a function?
{ (,),(,),(,),(,),(,) }
A relation from a set to a set is called a if each element of is related to exactly one element in .
A.(,)-> cannot be because (,)
B.(,)-> can be because is unique
C(,)-> cannot be because (,)
D(,)-> cannot be because (,)
so, answer is
B. (,)

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