Function Vocab
Function or Not
Relation
Function or Not
Guess My Rule
100
True or False-A relation is a set of ordered pairs
True
100
Function or Not 
No x is repeating
100
State the domain of the function {(4,-2),(-1,1),(2,-3),(3,0)}
What is {4,-1,2,3}?
100
Is it a function? {(2, 3), (4, 5), ( -2, 6)}
Yes, because it does not repeat
100
X Y
-1 2
0 3
2 5
5 8
y = x + 3
200
The set of first coordinates of a relation or a function
Domain
200
Function on not?
Yes, X is not repeating
200
State the range of the function {(4,-2),(-1,1),(2,-3),(3,0)}
What is {-2,1,-3,0}?
200
x y
2 4
-3 4
7 7
Yes "x" does not repeat
200
X Y
-2 -8
0 0
1 4
3 12
y = 4x
300
The set of second coordinates in a relation or a function
Range
300
Function or not?
Yes, x is NOT repeating
300
Find the domain and range of {(-1,5),(2,3),(4,2),(-1,2)}
What is a domain of {-1,2,4} and a range of {5,3,2}?
300
Is it a function?
{(2, 1), (3, 1), (4,1), (-1,1)}
Yes, the x-values are assigned one y-value
300
X Y
0 -5
3 1
6 7
10 15
y = 2 * x - 5
400
A relation that assigns exactly one value in the range to each value in the domain
Function
400
Function or Not?
Yes, x is NOT repeating.
400
Find the domain and range of {(-3,4),(0,10),(11,8),(4,5)}
What is a domain of {-3,0,11,4} and a range of {4,10,8,5}?
400
No, each input does not have an output
400
X Y
-6 -2
0 1
4 3
10 6
y = x / 2 + 1
500
The test to tell if a graph is a function
Vertical Line Test
500
Function or Not
No, it does not pass the Vertical line test
500
Find the domain and range of {(-5,8),(-5,4),(6,9),(3,10)}
What is a domain of {-5,6,3} and a range of {8,4,9,10}?
500
No, it doesn't pass the vertical line test.
500
X Y
-2 0
0 6
1 9
4 18
y = (x + 2) * 3