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Function vs Nonfunction Graphs

Total questions: 57

Worksheet time: 2hrs 55mins

Name
Class
Date
1.
Is this mapping a function or not a function?
a)
Function
b)
Not a Function
2.
Which of the graphs is NOT a function?
a)
Graph A
b)
Graph B
c)
Graph C
d)
Graph D
3.
Does the graph represent a function?
a)
Yes, because the vertical line test shows there are no repeating input values
b)
No, because the vertical line test shows there are repeating input values
4.
Does this mapping diagram represent a function?
a)
No, because there are repeating input values
b)
Yes, because there are no repeating input values
5.
A relation where every input in matches with exactly one output is called what?
a)
Relation
b)
Linear
c)
Exponential
d)
Function
6.
Is the relation a function? Why.
a)
Yes, because the x-value 11 has two y-values pair with it.
b)
Yes, because each x-value has only one y-value paired with it.
c)
No, because the x-value 11 has two y-values pair with it.
d)
No, because each x-value has only one y-value paired with it.
7.
Is this a function? Explain.
a)
Yes; it passes the horizontal line test.
b)
No; it is not a straight line.
c)
Yes; it passes the vertical line test.
d)
No; there is a line connecting the dots.
8.
a)
Function
b)
Not a Function
9.
a)
Function
b)
Not a Function
10.
Is this mapping a function and how can you tell?
a)
Yes its a function cause all the numbers have lines
b)
No it's not a function because there a 5 in both ovals
c)
No it's not a function because the x value 5 has y values of  2 & 9
d)
No it's not a function because the y value 5 has x values of  2 & 9
11.
Is this table a function and how can you tell?
a)
Yes its a function because there are not variables for missing numbers
b)
No it's not a function because the numbers don't follow any pattern
c)
No it isn't a function because the x value 4 has y values of  7& 14
d)
No it's not a function because the y value 4 has x values of  7& 14
12.
Is this set of ordered pairs a function and how can you tell?
a)
Yes its a function because no y values repeat
b)
No it's not a function because there are negative numbers
c)
No it isn't a function because an x value repeats but has different y values 
d)
No it isn't a function because an y value repeats but has different x values
13.
Which of the following guarantees a table will not be a function?
a)
A x value repeats
b)
An y value repeats
c)
An x value repeats and has different y values
d)
A y value repeats and has different x values
14.
Which of the following guarantees a set of ordered pairs will not be a function?
a)
An x value repeats
b)
A y value repeats
c)
An x value repeats and has different y values
d)
A y value repeats and has different x values
15.
Which of the following guarantees a table will not be a function?
a)
An x value repeats
b)
A y value repeats
c)
An x value repeats and has different y values
d)
A y value repeats and has different x values
16.

Which set of values is a function?

a)

(9,5) (10,5) (9,-5) (10,-5)

b)

(3,4) (4,-3) (7,4) (3, 8)

c)

(6,-5) (7, -3) (8, -1) (9, 1)

d)

(2, -2) (5, 9) (5, -7) (1, 4)

17.
a)
Function
b)
Not a Function
18.
a)
Function
b)
Not a Function
19.
Is this mapping a function or not a function? 
a)
Function
b)
Not a Function
20.
Is this table a function or not a function? 
a)
Function
b)
Not a Function
21.
Is this table a function or not a function? 
a)
Function
b)
Not a Function
22.
Is this table a function or not a function? 
a)
Function
b)
Not a Function 
23.
Is this table a function or not a function? 
a)
Function 
b)
Not a function 
24.
Is this set of ordered pairs a function or not a function? 
a)
Function
b)
Not a Function 
25.
Is this set of ordered pairs a function or not a function? 
a)
Function
b)
Not a Function 
26.
Is this set of ordered pairs a function or not a function? 
a)
Function
b)
Not a function
27.
Is this graph a function or not a function? 
a)
Function
b)
Not a Function
28.
Is this graph a function or not a function? 
a)
Function
b)
Not a Function
29.
Is this graph a function or not a function? 
a)
Function
b)
Not a Function
30.
Is this graph a function or not a function? 
a)
Function 
b)
Not a Function 
31.
Is this graph a function or not a function? 
a)
Function 
b)
Not a Function
32.
Is this table a function or not a function? 
a)
Function 
b)
Not a function 
33.
Is this graph a function and how can you tell?
a)
Yes its a function cause it doesn't cross itself
b)
No it's not a function because it goes through the origin
c)
No it's not a function because it touches the vertical line test more than once
d)
No it's not a function because it does not touch the vertical line test more than once
34.
Is this table a function and how can you tell?
a)
Yes its a function because there are not variables for missing numbers
b)
No it's not a function because the numbers don't follow any pattern
c)
No it isn't a function because the x value 4 has y values of  7& 14
d)
No it's not a function because the y value 4 has x values of  7& 14
35.
Is this set of ordered pairs a function and how can you tell?
a)
Yes its a function because no y values repeat
b)
No it's not a function because there are negative numbers
c)
No it isn't a function because an x value repeats but has different y values 
d)
No it isn't a function because an y value repeats but has different x values
36.
Which of the following best describes a function?
a)
A special relationship where each x and y are individually paired
b)
A special relationship where each x value has only one y value 
c)
A special relationship where each y value has only one x value 
d)
A special relationship where each the x and y value and always equal 
37.
Is this graph a function or not a function? 
a)
Function 
b)
Not a Function
38.
Which graph does NOT pass the vertical line test?
a)
Graph 1
b)
Graph 2
c)
Graph 3
d)
Graph 4
39.
Which set of values is a function?
a)
(9,5) (10,5) (9,-5) (10,-5)
b)
(3,4) (4,-3) (7,4) (3, 8)
c)
(6,-5) (7, -3) (8, -1) (9, 1)
d)
(2, -2) (5, 9) (5, -7) (1, 4)
40.
Is the relation a function? Why.
a)
Yes, because the x-value 11 has two y-values pair with it.
b)
Yes, because each x-value has only one y-value paired with it.
c)
No, because the x-value 11 has two y-values pair with it.
d)
No, because each x-value has only one y-value paired with it.
41.
a)
Function
b)
Not a Function
42.
a)
Function
b)
Not a Function
43.
a)
Function
b)
Not a Function
44.
a)
Function
b)
Not a Function
45.
Does the graph represent a function?
a)
Yes, because the vertical line test shows there are no repeating input values
b)
No, because the vertical line test shows there are repeating input values
46.
Is this relation a function?
a)
Function
b)
Not a Function
47.
Does this mapping diagram represent a function?
a)
No, because there are repeating input values
b)
Yes, because there are no repeating input values
48.
a)
A
b)
B
c)
C
d)
D
49.
a)
F
b)
G
c)
H
d)
J
50.
a)
A
b)
B
c)
C
d)
D
51.
a)
Function
b)
Not a Function
52.
Is this graph a function or not a function? 
a)
Function
b)
Not a Function
53.
Which of the following guarantees a table will not be a function?
a)
A x value repeats
b)
An y value repeats
c)
An x value repeats and has different y values
d)
A y value repeats and has different x values
54.
Is this graph a function and how can you tell?
a)
Yes its a function cause it doesn't cross itself
b)
No it's not a function because it goes through the origin
c)
No it's not a function because the x value 4 has y values of  -2 & 2
d)
No it's not a function because the y value 4 has x values of  -2 & 2
55.
Which of the following guarantees a set of ordered pairs will not be a function?
a)
An x value repeats
b)
A y value repeats
56.
Which of the following guarantees a table will not be a function?
a)
An x value repeats
b)
A y value repeats
57.
Which of the following guarantees a mapping will not be a function?
a)
A x value repeats
b)
An y value repeats