18 Questions
| Total Attempts: 708

Questions and Answers

- 1.Which equation describes the line with slope -4 and y-intercept 2?
- A.
Y = -4x + 2

- B.
Y = -4x - 2

- C.
Y = 4x - 2

- D.
Y = 4x + 2

- 2.Which equation describes the l ine that contains (1,5) and has a slope of 2?
- A.
Y = 2x + 9

- B.
Y = 2x - 9

- C.
Y = 2x - 3

- D.
Y = 2x + 3

- 3.What are the slope and y-intercept of the line described by y = 3x - 6?
- A.
M = -3; b = -6

- B.
M = 3; b = -6

- C.
M = -6; b = 3

- D.
M = 6; b = -3

- 4.Which equation describes the line passing through (4, -2) with a slope of (1/2)?
- A.
Y = (1/2)x - 2

- B.
Y = (1/2)x - 4

- C.
Y = (1/2)x + 4

- D.
Y = (1/2)x

- 5.Which equation goes through the point (3,5) and has a slope of 4?
- A.
Y-3 = 4(x-5)

- B.
Y+3 = 4(x+5)

- C.
Y-5 = 4(x-3)

- D.
Y+5 = 4(x+3)

- 6.Which equation describes a line parallel to y = -4x + 3?
- A.
Y = 4x + 2

- B.
Y = (1/4)x + 2

- C.
Y = (-1/4)x + 2

- D.
Y = -4x + 2

- 7.Which equation describes the line that passes through (-3,1) and is parallel to the line described by y=4x + 1?
- A.
Y = 4x + 13

- B.
Y = (-1/4)x + (1/4)

- C.
Y = 4x - 11

- D.
Y = (-1/4)x + (7/4)

- 8.Which equation describes a line perpendicular to y = 3x - 5?
- A.
Y = (1/3)x - 3

- B.
Y = 3x - 3

- C.
Y = (-1/3)x - 3

- D.
Y = -3x - 3

- 9.The graph of g(x) is shown below. It was created by translating the graph of f(x) down 2 units. Which of the following is f(x)?
- A.
F(x) = (1/3)x + 1

- B.
F(x) = 3x + 1

- C.
F(x) = (1/3)x - 3

- D.
F(x) = 3x - 3

- 10.Which describes the effect on f(x) = 3x + 7 is the slope changes to 2?
- A.
Graph shifts down 2

- B.
Graph shifts up 2

- C.
Graph becomes steeper

- D.
Graph becomes less steep

- 11.The function f(x) = -5x + 3 is reflected across the y-axis. Which function describes the new graph h(x)?
- A.
H(x) = 5x + 3

- B.
H(x) = -5x + 3

- C.
H(x) = -5x - 3

- D.
H(x) = 5x - 3

- 12.Which equation describes the line with a slope of 5 and containing the point (-2, 4)?
- A.
Y = 5x - 22

- B.
Y = 5x - 2

- C.
Y = 5x + 4

- D.
Y = 5x + 14

- 13.What is the slope and y-intercept of the graph?
- A.
Slope: -2/3; y-intercept: 2

- B.
Slope: -2/3; y-intercept: 3

- C.
Slope: 2/3; y-intercept: 2

- D.
Slope: 2/3; y-intercept: 3

- 14.Which equation describes the line through the points (4,-3), and (5,0)?
- A.
Y - 5 = (-1/3)(x - 0)

- B.
Y - 4 = (-3)(x + 3)

- C.
Y - 0 = (1/3)(x - 5)

- D.
Y + 3 = 3(x - 4)

- 15.Here are four linear equations. I. 3x + 2y = 10 II. -9x - 6y = -8 III. y + 1 = (3/2)(x - 6) IV. -5y = 7.5x Which line is not parallel to the rest?
- A.
I

- B.
II

- C.
III

- D.
IV

- 16.Which equation describes a line that passes through (6, -8) and is perpendicular to the line described by 4x – 2y = 6?
- A.
Y = (-1/2)x - 5

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

- C.
Y = 2x - 3

- D.
Y = 2x - 20

- 17.What is the slope and y-intercept of the graph?
- A.
Slope: 4; y-intercept: 3

- B.
Slope: 4; y-intercept: 4

- C.
Slope: (-1/4); y-intercept: 3

- D.
Slope: (-1/4); y-intercept: 4

- 18.Graph f(x) = -3x – 2 and g(x) = 3x + 2 on the given piece of graph paper. You will turn this graph in for a grade. Which describes the transformation(s) from the graph of f(x) to the graph of g(x)?
- A.
A reflection across the y-axis

- B.
A reflection across the y-axis and a translation 4 units up

- C.
A rotation (less steep) about (0,2)

- D.
A translation up 4 units

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