Decide whether each representation is best described by a linear model, a quadratic model or neither! Show any work that you feel is useful.

For Class Discussion:

1

x

0

1

2

3

4

5

6

y

5

6

9

14

21

30

41

Linear
Quadratic
Neither

2

x

0

1

2

3

4

5

6

y

0

3

6

9

12

15

18

Linear
Quadratic
Neither

For Independent Practice:

3

x

1

2

3

4

5

6

7

y

1

3

5

7

9

11

13

Linear
Quadratic
Neither

4

x

-3

-2

-1

0

1

2

3

y

-23

-38

-47

-50

-47

-38

-23

Linear
Quadratic
Neither

5

x

-3

-2

-1

0

1

2

3

y

1

2

1

2

1

1

1

Linear
Quadratic
Neither

6

x

1

2

3

4

5

6

7

y

2

5

10

17

26

37

50

Linear
Quadratic
Neither

7

x

-3

-2

-1

0

1

2

3

y

12

7

2

-3

-8

-13

-18

Linear
Quadratic
Neither

8

x

1

2

3

4

5

6

7

y

100

102

105

109

114

120

127

Linear
Quadratic
Neither

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