Functions - Domain and Range

Which QUADRANT is point F in?

• I

• II

• III

• IV

Which ordered pair corresponds to the point labeled A ?

• (-1,-2)

• (2,1)

• (-1,2)

• (1,2)

Which points have POSITIVE y-coordinates?

• A & F

• A & B

• F & H

• B & F

Susan went shopping yesterday. Her favorite store had a 30% off sale.

What is the relationship between the original price and the sale price?

• Original price DEPENDS ON the sale price

• Sale price DEPENDS ON the original price

Identify the DOMAIN of this table and whether or not it is a FUNCTION:

• Domain is (-3,0,3,6)

  = FUNCTION

• Domain is (-3,0,3,6)

  NOT a function

• Domain is (2,4,6,8)

  = FUNCTION

• Domain is (2,4,6,8)

  NOT a function

Use Interval Notation to describe the RANGE:

• Range is (-1, 1, 2, 4)

• Range is (-2, 1, 3, -2)

• Range is (-2, 1, 3)

Describe the DOMAIN using Interval Notation.

Is it a FUNCTION?

• Domain is (-3, 0, 4, -3)

  FUNCTION

• Domain is (-3, 0, 4)

  NOT a FUNCTION

• Range is (1, -5, 0, 7)

State the DOMAIN & RANGE.

Is it a FUNCTION?

• Domain is (-1, 1, 2, 4)

  Range is (-2, 1, 3)

  FUNCTION

• Domain is (-2, 1, 3)

  Range is (-1, 1, 2, 4)

  NOT a Function

Which of the following IS an example of a FUNCTION?

• 
• 
• 
• 

The cost (c) of bowling is (=) $3 dollars per game (g) plus it costs $2.25 to rent shoes.

What would the cost be BEFORE you start bowling?

• $ 5.25

• $ 4.00

• $ 2.25

• $ 1.00