Piecewise Defined Functions Review

Find f(0)

• -3

• 18

• 4

• 0

Evaluate f(0)

• 0

• 19

• 9

• -19

Find f(-2)

• -3

• 6

• 8

• -6

Match the graph with the correct equation.

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What is the RANGE of the function?

• All Real Numbers

• y ≤ 4

• y < 4

• 0 < y < 4

What is the DOMAIN of the function?

• All Real Numbers

• x ≤ 4

• x > 4

• 0 ≤ x ≤ 4

On the graph, which portion of the piecewise function is represented in red?

• x

• 0.5x + 2.5       

• -1

• 0.5x + 2

What is this type of function called?

• Discrete Function 

• Segment Function

• Step Function

• Jump Function

Evaluate the function when x = 6

• f(6) = -5

• f(6) = 4

• f(6) = 2

• f(6) = 7

Is this a function? Explain.

• No. Does not pass the vertical line test.
  

• No. Does not pass the horizontal line test.
  

• Yes. Passes the vertical line test.
  

• Yes. Passes the horizontal line test.