contestada


A. No, because one x-value corresponds to two different y-values.
B. Yes, because there are two x-values that are the same.
C. No, because two of the y-values are the same.
D. Yes, because every x-value corresponds to exactly one y-value.

A No because one xvalue corresponds to two different yvalues B Yes because there are two xvalues that are the same C No because two of the yvalues are the same class=