Practice Page
Directions: Read carefully.

1.
Which of the following diagrams shows a relation that is not a function?
Choose:
sest1
det2
set3 set4

 

 

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?

Choose:
-2
-3
3
5

 

 

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

Choose:
funcgraph1 funcgraph2
funcgraph5 funcgrpah4

 

 

4.
Which of the following relations is a function?
{(3,7), (5,8), (2,1), (1,3),(5,9)}
{(-1,2), (-2,-4), (-4,-5), (-3,-4), (-2,-2)}
{(2,1), (1,1), (-3,3), (-4,3), (0,0)}
{(7,1), (7,2), (7,3), (7,4), (7,5)}

 

 

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:
Yes No Cannot be determined from this chart
dragon1

 

 

6.
functionfactory3
 Given:
the values x = {-3, -2, -1, 0, 1, 2, 3}
are input into a function machine
y = x2 - 1.
Which of the following sets will be the output from the machine?
Choose:
{-3, -2, -1, 0, 1, 2, 3} {-4, -3, -2, -1, 0, 1, 2}
{9, 4, 1, 0} {8, 3, 0, -1}

 

 

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:
Yes No Cannot be determined
from this chart
dragon2

 

 

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

Choose:
x + y = 5 y = x2 + 6
y = |x - 2| x = 3

 

 

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

Choose:
Yes
No
Cannot be determined from this chart
dragion3

 

 

10.
funcfactory5 Given:
the values x = {-1, 0, 3, 8, 15}
are input into a relation machine
relationmatha
Will these x-values and their output form a function?
Choose:
Yes
No
Cannot be determined.

 

 

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