QUESTION 3 In the set of ordered pairs {(4, 7), (4, -3), (-5, -9)}, the range is:

{(4, 7), (4, -3), (-5, -9)}

{(7, 4), (-3, 4), (-9, -5)}

{-5, 4}

{-9, -3, 7

The function consists of three points, as shown in the graph below. Determine the range of the function.

graph of three points, (negative 4, negative 2), (2, 1), and (4, 1)

{-4, 2, 4}

{-2, 1}

{-2, 0, 1}

none of these

QUESTION 5

Select the table that represents the following graph.

line through the points (negative 4, 4), (negative 2, 2), (1, negative 1), (3, negative 3), and extends beyond in both directions

xy
-32
-11
0-1
2-3

xy
-43
-22
1-2
3-4

xy
-23
01
2-3
4-5

xy
-44
-22
1-1
3-3

QUESTION 6

Select the table that represents the function. f (x) = x^2 -4x

xy
-15
1-3
2-4
55

xy
-3-3
-10
11
23

xy
-41
-32
03
24

xy
0-5
1-3
31
43

QUESTION 7

Which graph is represented by the following table?

xf(x)
-20
0-4
1-3
35

coordinate graph of a parabola that opens up with minimum at (0, negative 4) and goes through the points (5, 1) and (negative 5, 1)

coordinate graph of a parabola that opens up with minimum at (0, negative 4) and goes through the points (4, 4) and (negative 4, 4)

coordinate graph of a parabola that opens up with minimum at (0, negative 4) and goes through the points (2, 0) and (negative 2, 0)

coordinate graph of a parabola that opens up with minimum at (0, negative 4) and goes through the points (2, 4) and (negative 2, 4)

QUESTION 8

Collette’s Superstore is having a sale on desk lamps. The following graph shows the number of desk lamps left in the store t minutes after opening. How many minutes after opening will the store only have 40 desk lamps remaining?

Graph with t in minutes on the x axis and number of desk lamps remaining on the y axis. Graph shows line hitting points (0, 120), (5, 110), (10, 100), (15, 90), (20, 80), (25, 70), and (30, 60)

30 minutes

35 minutes

40 minutes

45 minutes

3 points