11 Questions
| Attempts: 527

Questions and Answers

- 1.
- A.
Y = 2/3x - 6

- B.
Y = -2/3x - 1

- C.
Y = -2/3x + 4

- D.
Y = 2/3x + 4

- 2.Given a linear function with a slope of -4/3, how will the graph differ if the slope changed to 4/3?
- A.
The steepness of the line increases.

- B.
The slope of the line changes from increasing to decreasing.

- C.
The slope of the line changes from decreasing to increasing.

- D.
There is no change in the graph of the line.

- 3.Determine the slope of the line 6x + 3y = 6. As the x-value increases, how would you describe movement along the line?
- A.
1 unit to the right, 2 units down

- B.
1 unit to the left, 2 units down

- C.
2 units to the left, 1 unit down

- D.
2 units to the right, 1 unit up

- 4.The line y= 2/5x + 4 is transformed to y = 4/5x + 4. How does this new rotation affect the graph?
- A.
The slope decreases; therefore, the line is closer to the y-axis and the steepness increases

- B.
The slope decreases; therefore, the line is closer to the x-axis and the steepness decreases

- C.
The slope increases; therefore, the line is closer to the x-axis and the steepness decreases

- D.
The slope increases; therefore, the line is closer to the y-axis and the steepness increases

- 5.
- A.
The amount he charges for each job will increase by $10.

- B.
The amount he charges for each job will decrease by $10.

- C.
The amount he charges per hour will increase by $10.

- D.
The amount he charges per hour will decrease by $10.

- 6.
- A.
Y = 0.25x + 40.25

- B.
Y = 0.15x + 40.25

- C.
Y = 0.15x + 29.75

- D.
Y = 0.25x + 29.75

- 7.
- A.
The slope of the Rider truck is steeper.

- B.
The slope of the I-Haul truck is steeper.

- C.
The slope of the Budjet truck is steeper.

- D.
Cannot be determined

- 8.
- A.
The slope is steeper before the slip.

- B.
The slope is unchanged.

- C.
Cannot be determined.

- D.
There is no slope involved.

- 9.
- A.
The slope would increase.

- B.
The y-intercept would increase.

- C.
The slope and y-intercept would decrease.

- D.
The slope and y-intercept would stay the same.

- 10.
- A.
The pool company is charging more per hour.

- B.
The pool company started with a lower service call fee.

- C.
It will take less time for a customer's bill to reach $90.

- D.
After 6 hours a customer will be billed more than $100.

- 11.The function f(x) = -2/3x + 2 can be formed by shifting the function y = -2/3x in which way?
- A.
Vertical shift up 2

- B.
Reflection over the x-axis

- C.
Vertical shift down 2

- D.
Horizontal shift to the left 2

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