Circle whether each representation is of a linear function, a nonlinear function or is not a function at all!

Remember: Functions will pass the Vertical Line Test!

x y

1

5

2

10

3

15

4

20

5

25

6

30

7

35

1

Linear

Nonlinear

Not a Function

u-shaped graph opening to the right

2

Linear

Nonlinear

Not a Function

u-shape curve passing through the points (-10, 100) (0,0) (10,100)

3

Linear

Nonlinear

Not a Function
x y

1

1

2

4

3

9

4

16

5

25

6

36

7

49

4

Linear

Nonlinear

Not a Function
x y

1

1

2

2

3

3

4

4

4

5

6

6

7

9

5

Linear

Nonlinear

Not a Function

diagonal line passing through the points (-4,3) and (0,-5)

6

Linear

Nonlinear

Not a Function

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