Function Practice: parts 1 and 2

Identify the domain of the following relation:

• -6, 14, 2, 28
• (-6,14), (0,32), (2,38), (4,44)
• -6, 0, 2, 4
• 14, 32, 38, 44

What is the range of the following graph?

• all real numbers
• all integers
• any real number greater than zero
• it can not be determined

All of the y values or outputs are called what?

• Domain
• Range

All of the x values or inputs are called what?

• Domain
• Range

Which of these sets is the RANGE of the graph?

• {0, 6, 12, 18}

• {-2, 0, 2, 4}

• {-2, 2, 4}

• {6, 12, 18}

For the function {(0,1), (1,-3), (2,-4), (-4,1)}, write the domain and range.

• D: {1, -3, -4,}
  R: {0, 1, 2, -4}
• D:{0, 1, 2, -4}
  R:{1, -3, -4}
• D:{0, 1, 2, 3, 4}
  R:{1, -3, -4}

Which relation has a domain of {3,7} and a range of {0,5} ?

• (3,5), (3,7), (0,5), (0,3)

• (3,0), (7,0), (3,5), (7,5)

• (3,0), (3,5), (3,7), (7,5)

• (7,0), (5,7), (3,5) (7,5)

Do these ordered pairs represent a function?

(1, 2), (3, 4), (5, 6), (7, 8)

• Yes

• No

• Not sure

Do the ordered pairs represent a function?

(-1, 5), (6, 10), (-1, 7), (5, 2)

• Yes

• No

• Not sure

Does the map represent a function?

• No

• Yes