Linear and Nonlinear Functions

Use the graph to write a linear function that relates y to x.

The table shows the number y lollipops made in x batches. What is the missing y-value that makes the table represent a linear function?

• 44

• 42

• 64

• 48

Use the graph to write a linear function that relates y to x.

Does the table represent a linear or nonlinear function?

• linear

• nonlinear

Use the table to write a linear function that relates y to x.

• y = x + 1

• y = -2x

• y = 2x

Which Equation Describes the function shown by the table?

Is the relation a function?

• Yes, each input has exactly one output

• Yes, each output has exactly one input

• No, each output has more than one input

• No, each input only shares an output

Evaluate the function when x = -2, 3, & 9.

• g(-2)=-5, g(3)=7, g(9)=20

• g(-2)=5, g(3)=7, g(9)=20

• g(-2)=5, g(3)=-5, g(9)=-17

• g(-2)=11, g(3)=-5, g(9)=-17

Which graph matches the function y=-x+4

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• 
• 
• 

Use the table to write a linear function that relates y to x.

• y = x - 4

• y = -x + 4

• y = x + 4

• y = -x - 4