True or False-A relation is a set of ordered pairs
True
Function or Not 
No x is repeating
Is it a function? {(2, 3), (4, 5), ( -2, 6)}
Yes, because it does not repeat
The set of first coordinates of a relation or a function
Domain
Function on not?
Yes, X is not repeating
x y
2 4
-3 4
7 7
Yes "x" does not repeat
The set of second coordinates in a relation or a function
Range
Function or not?

Yes, x is NOT repeating
Is it a function?
{(2, 1), (3, 1), (4,1), (-1,1)}
Yes, the x-values are assigned one y-value
A relation that assigns exactly one value in the range to each value in the domain
Function
Function or Not?
Yes, x is NOT repeating.

No, each input does not have an output
The test to tell if a graph is a function
Vertical Line Test
Function or Not

No, it does not pass the Vertical line test

No, it doesn't pass the vertical line test.