Identifying Functions (Tables) Worksheet Template With Answer Key
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1
2Identifying 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.
4
-2
-2
-1
-10
-7
no
4
2
2
2
-9
1
2.
25
-5
2
9
-6
6
yes
3.
36
-6
3
2
-4
6
64
8
9
-2
6
-10
no
4.
yes
4)
5)
6)
X
Y
X
Y
X
Y
5.
16
-4
-4
16
-7
49
yes
6.
49
-7
4
16
-5
25
64
-8
6
36
-3
9
yes
7.
64
8
8
64
2
4
100
10
10
100
7
49
yes
8.
no
7)
8)
9)
9.
X
Y
X
Y
X
Y
-10
-17
-10
-6
9
-3
yes
10.
-4
-11
-5
4
36
-6
2
-5
-4
5
81
-9
no
11.
4
-3
-3
-6
81
9
8
1
1
0
100
-10
yes
12.
no
10)
11)
12)
13.
X
Y
X
Y
X
Y
-8
64
-9
-7
-5
5
yes
14.
-4
16
-9
9
-4
4
3
9
-8
-3
5
-5
yes
15.
8
64
-5
-5
7
-7
9
81
-3
-8
10
-10
13)
14)
15)
X
Y
X
Y
X
Y
-10
-5
-5
3
-7
-15
-5
0
-3
3
-2
-10
-4
4
5
-5
2
-6
4
-4
6
6
3
-5
4
-2
7
-8
9
1
1-10 93 87 80 73 67 60 53 47 40 33
Math
4
11-15 27 20 13 7
0
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