Domain and Range
4 years ago
davismonica
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10 QuestionsShow answers
  • Question 1
    30 seconds
    Q. Identify the domain of the following relation:
    answer choices
    -6, 14, 2, 28
    (-6,14), (0,32), (2,38), (4,44)
    -6, 0, 2, 4
    14, 32, 38, 44
  • Question 2
    120 seconds
    Q. Janice is working as a babysitter for the Harold Family.  They plan to leave for their date at 7:00 pm  and be back by 12:00 am.  If the equation f(x) = 15x + 20 models the amount that Janice will earn, where x is the number of hours she works, and f(x) is the total money she earns, what is an appropriate domain?
    answer choices
    any value between 0 and 5
    any value between 15 and 20
    any value between -1 and 1
    any value greater than 0
  • Question 3
    120 seconds
    Q. Janice is working as a babysitter for the Harold Family.  They plan to leave for their date at 7:00 pm  and be back by 12:00 am.  If the equation f(x) = 15x + 20 models the amount that Janice will earn, where x is the number of hours she works, and f(x) is the total money she earns, what is an appropriate range?
    answer choices
    any value between 0 and 20
    any value between 0 and 125
    any value between 0 and 95
    any value greater than 0
  • Question 4
    120 seconds
    Q. Identify the range of the following function when given the domain { 2, 3, 10}:
    y = 4x - 12
    answer choices
    4, 12, 20
    -20, 0, 28
    -4, 0, 28
    8, 12, 40
  • Question 5
    120 seconds
    Q. What is the range of the following graph?
    answer choices
    -5, -1,  0 , 1, 5
    -4, -2, 0, 3, 6
    (-4, 1)  ( 6, 0)
    (6, 0)
  • Question 6
    120 seconds
    Q. The lake has a depth of 45 feet below sea level.  A scuba diver is taking a dive.  His depth under water  can be modeled by
     D(x) = -4x - 2, where x represents the minutes.  The diver starts at a depth of 2 feet and travels deeper at a speed of 4 feet every minute.  What is the appropriate range for this function?
    answer choices
    from 0 to 2
    from -2 to -45
    from 2 to 45
    it can not be determined
  • Question 7
    60 seconds
    Q. What is the range of the following relation:
    (9, -2) (4, 3)  ( 8, 10) ( -4, 8)
    answer choices
    -4, 4, 8, 9
    -2, 3, 8, 10
    (9, -2) ( 4, 3)
    (8, 10) (-4, 8)
  • Question 8
    120 seconds
    Q. Which of the following best describes the domain of the relation graphed?
    answer choices
    all real numbers
    integers from -2 to 2
    rational numbers
    real numbers from -1 to 11
  • Question 9
    120 seconds
    Q. The school is selling raffle tickets as a fundraiser.  The profit from the tickets can be modeled by the equation P(x) = 3x - 35, where x is the number of tickets sold.  Which best describes the possible domain?
    answer choices
    all real numbers greater than 0
    all whole numbers
    any rational number greater than 0
    all integers
  • Question 10
    60 seconds
    Q. What is the range of the following graph?
    answer choices
    all real numbers
    all integers
    any real number greater than zero
    it can not be determined
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