Identifying Functions

Is the function linear or nonlinear?

• Linear Function

• Nonlinear Function

• A
• B
• C
• D

Is this function linear or non linear?

• Linear

• Non Linear

Which of the following is NOT a linear function?

• y = 3x

• y = x²

• y = 5x - 9

• y = 3(x + 4)

Is the table linear or nonlinear?

• Linear

• Nonlinear

Is this mapping a function or not a function?

• Function; the x's don't repeat

• Not a Function; the x's repeat

Is this graph a function or not a function?

• Function; it passes the vertical line test

• Not a Function; it fails the vertical line test

Which graph is a function?

• Graph 1

• Graph 2

• Graph 3

• Graph 4

Which graph is NOT a function?

• Graph 1

• Graph 2

• Graph 3

• Graph 4

Which of these sets is not a function?

• { (2,3) , (3,5) , (4,9) }

• { (2,3) , (2,5) , (4, 9) }

• { (2,3) , (3,3) , (4,9) }