Precalc Piecewise Functions

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.
  

What is the DOMAIN of the function?

• (-∞, +∞)

• (-∞, 4]

• (-∞, 4)

• [0, 4]

What is the RANGE of the function?

• (-∞, +∞)

• (-∞, 4]

• (-∞, 4)

• [0, 4]

Find f(2)

• f(2) = 0

• f(2) = 1

• f(2) = 3

• f(2) = 4

If you have $75, how many days can you rent the Karaoke machine?

• 0 days

• 1 day

• 2 days

• 3 days

How much does it cost to rent the Karaoke machine for 3 days?

• $50

• $100

• $150

• $175

• A
• B
• C
• D

• $12.75
• $35
• $43.40
• $27.75