Question 1
A)
What is the slope (rate of change) of the line in the graph shown below?
(1 point)
Responses
−12
negative 1 half
0
0
-1
-1
12
1 half
2
2
−34
negative 3 fourths
-2
-2
1
1
34
3 fourths
Question 2
A)Find the slope (rate of change) of a line that passes through (-4, 7) and (-6, -4)(1 point)
Responses
1110
11 tenths
0
0
32
3 halves
−112
negative 11 halves
−32
negative 3 halves
1
1
211
2 over 11
-1
-1
−211
negative 2 over 11
112
11 halves
−1110
negative 11 tenths
Question 3
A)What is an equation for the line with a slope (rate of change) 12
and y-intercept of -11(1 point)
Responses
y = 12x −11
y = 12x −11
y = 12x +11
y = 12x +11
y = 2x +11
y = 2x +11
x = 12y−11
x = 12y−11
x = 12y+11
x = 12y+11
y = 2x −11
y = 2x −11
x = −12y−11
x = −12y−11
Question 4
A)
6y = -12x
Part 1: Determine whether the equation represents a direct variation.
(1 point)
Responses
Yes, it is a direct variation
Yes, it is a direct variation
No, it is not a direct varation
No, it is not a direct varation
Not possible to know.
Not possible to know.
B)Part 2: If it does, find the constant of variation(1 point)
Responses
Not a direct variation
Not a direct variation
Constant of variation is 2
Constant of variation is 2
Constant of variation is −12
Constant of variation is negative 1 half
Constant of variation is -2
Constant of variation is -2
Constant of variation is 12
Constant of variation is 1 half
Question 5
A)
Suppose y varies directly with x.
Write a direct variation equation that relates x and y.
y = -10 when x = 2
(1 point)
Responses
y = -5x
y = -5x
y = 5x
y = 5x
y = 15x
y = 1 fifth x
y = -20x
y = -20x
y = −15x
y = negative 1 fifth x
y = 20x
y = 20x
Question 6
A)
Find the slope of the line
(1 point)
Responses
m = −65
m = negative 6 fifths
m = 65
m = 6 fifths
m = 56
m = 5 sixths
The slope is undefined
The slope is undefined
m = 6
m = 6
m = 5
m = 5
m=-6
m=-6
m = −56
m = negative 5 sixths
m=-5
m=-5
Question 7
A)
Find the slope and y-intercept of the graph of the equation
y = -9x - 7
Part 1: What is the slope?
(1 point)
Responses
m = -9
m = -9
m = -2
m = -2
m = 7
m = 7
m = 16
m = 16
m = 9
m = 9
m = -7
m = -7
m = -16
m = -16
m = 2
m = 2
B)Part 2: What is the y-intercept?(1 point)
Responses
b = -2
b = -2
b = -16
b = -16
b = 2
b = 2
b = 9
b = 9
b = 16
b = 16
b = -9
b = -9
b = -7
b = -7
b = 7
b = 7
Question 8
A)Find the equation of the line with y-intercept of -11 and slope of −27
(2 points)
Put responses in the correct input to answer the question. Select a response, navigate to the desired input and insert the response. Responses can be selected and inserted using the space bar, enter key, left mouse button or touchpad. Responses can also be moved by dragging with a mouse.
y = Response areax + Response area
Question 9
A)
Write an equation of the line that passes through the given points
(-4, -2) and (-3, 5)
(2 points)
Put responses in the correct input to answer the question. Select a response, navigate to the desired input and insert the response. Responses can be selected and inserted using the space bar, enter key, left mouse button or touchpad. Responses can also be moved by dragging with a mouse.
y=Response areax + Response area
Question 10
A)(6 points)
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