Mark all the statements that are true.
A. This graph is not a function because the value x = 3 is assigned to more than one y-value.
B. The equation of this line is x = 3.
C. This graph is a function whose domain is the set {3}
D. This graph is a function because the value of x is the same for every value of y.
Answer:
A. This graph is not a function because the value x = 3 is assigned to more than one y-value.
C. This graph is a function whose domain is the set {3}