
Directions: Read carefully.
1. 
Which of the following diagrams shows a relation that is not a function?
Choose:


2. 
Given that relation S = {(5,1),(2,3),(3,4),(k,1),(2,2),(6,0)}.
Which of the following values for k will make relation S a function?


3. 
Which of the following graphs is not a function?


4. 
Which of the following relations is a function?


5. 
Is the relation shown in this chart a function?
x 
2 
3 
5 
3 
4 
2 
4 
y 
4 
7 
1 
0 
3 
4 
5 
Choose:



6. 

Given:
the values x = {3, 2, 1, 0, 1, 2, 3}
are input into a function machine
y = x^{2}  1. 
Which of the following sets will be the output from the machine?
Choose:



7. 
Is the relation shown in this chart a function?
x 
3 
2 
1 
0 
1 
2 
3 
y 
2 
2 
2 
2 
2 
2 
2 
Choose:




8. 
Which of the following relations is not a function?
Choose:


9. 
Is the relation shown in this chart a function?
x 
7 
5 
3 
6 
4 
5 
1 
y 
9 
3 
7 
0 
3 
3 
7 



10. 

Given:
the values x = {1, 0, 3, 8, 15}
are input into a relation machine

Will these xvalues and their output form a function?


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