Piecewise and Step Functions Domain and Range

What is f when x equals 8?

• 0

• 5

• 11

• 16

What is f when x equals 4?

• -5

• 0

• 3

• 6

What is the DOMAIN?

• (-∞, +∞)

• (-∞, 1)

• (-∞, 1]

• (-∞, 0) U (0, +∞)

What is f(0)?

• 0

• -2

• 3

• +∞

What is f when x equals 0?

• -5

• 0

• 1/2

• 1

What are the domain restrictions for the middle piece of this function?

• x ≥ 1

• x ≥ 2

• 2 ≤ x < 6

• 1 ≤ x < 3

Using the pictured graph, what is f(-3)? 

• -3

• -1

• 1

• 3

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

• x

• 0.5x + 2.5       

• -1

• 0.5x + 2

What is g(7) if:

• -17

• -13 

• 13       

• 17

What is m(-3) if:    

• -3

• 0.5

• 3

• -3.5