Identifying Functions (Tables) - Function Worksheet With Answers
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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
-4
-6
10
-7
3
yes
-1
-5
-5
5
-7
8
2.
1
-1
-3
-8
-3
-3
no
3.
3
-9
1
-8
3
-7
3
1
2
-1
7
-6
yes
4.
no
4)
5)
6)
X
Y
X
Y
X
Y
5.
-8
-4
16
-4
-9
81
yes
6.
-6
-2
16
4
-3
9
-5
-1
25
5
3
9
no
7.
5
9
49
7
4
16
6
10
81
-9
7
49
yes
8.
yes
7)
8)
9)
9.
X
Y
X
Y
X
Y
-1
5
-10
-4
-5
25
yes
10.
1
4
-1
4
4
16
4
-3
0
-1
5
25
no
11.
4
-2
1
-9
7
49
5
1
2
4
8
64
yes
12.
no
10)
11)
12)
13.
X
Y
X
Y
X
Y
-45
-9
-10
6
-4
16
no
14.
-35
-7
-5
-5
3
9
-30
-6
5
-10
4
16
yes
15.
-25
-5
5
2
8
64
40
8
6
5
9
81
13)
14)
15)
X
Y
X
Y
X
Y
9
-3
4
-2
-9
18
49
7
4
2
-5
10
64
-8
16
4
-1
2
64
8
25
5
1
-2
100
-10
64
-8
10
-20
1-10 93 87 80 73 67 60 53 47 40 33
Math
7
11-15 27 20 13 7
0
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