Identifying Functions (Tables) Worksheet Template With Answer Key Page 15
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20Identifying Functions (Tables)
Name:
Based ONLY on the information presented, determine if the table describes a function
A n s w e r s
(yes) or not (no). In the table x represents the input and y represents the output.
no
1)
2)
3)
X
Y
X
Y
X
Y
1.
-5
1
-6
2
-10
100
yes
-2
0
-1
-2
-4
16
2.
0
-3
5
-5
-2
4
yes
3.
0
-2
8
2
7
49
6
-5
10
-3
10
100
yes
4.
no
4)
5)
6)
X
Y
X
Y
X
Y
5.
-7
-9
3
-6
-10
100
yes
6.
-5
6
3
6
-8
64
-2
9
4
3
-2
4
no
7.
0
-9
6
9
7
49
10
-5
9
4
8
64
yes
8.
yes
7)
8)
9)
9.
X
Y
X
Y
X
Y
25
5
-8
-18
-10
-60
no
10.
36
-6
2
-8
1
6
36
6
4
-6
4
24
no
11.
49
7
6
-4
7
42
81
-9
9
-1
10
60
no
12.
no
10)
11)
12)
13.
X
Y
X
Y
X
Y
-10
0
-7
-7
4
2
yes
14.
-10
2
4
8
9
3
-6
-10
7
-8
81
-9
yes
15.
0
8
7
6
81
9
8
-6
8
4
100
10
13)
14)
15)
X
Y
X
Y
X
Y
9
3
-10
-17
-9
81
25
-5
-6
-13
-8
64
64
-8
-4
-11
-7
49
81
-9
1
-6
5
25
81
9
4
-3
7
49
1-10 93 87 80 73 67 60 53 47 40 33
Math
8
11-15 27 20 13 7
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