Name:    Chapter 4 Post Test

Multiple Choice
Identify the choice that best completes the statement or answers the question.

1.

Plot the points on a rectangular coordinate system.

 a. d. b. e. c.

2.

Plot the points on a rectangular coordinate system.

 a. d. b. e. c.

3.

Determine the quadrant in which the point is located without plotting the point.

4.

Plot the points . Find the parallelogram that is obtained by connecting the points with line segments.
 a. d. b. e. c.

5.

Solve the equation for y.

 a. b. c. d. e.

6.

The distance y (in centimeters) a spring is compressed by a force x (in kilograms) is given by  . Determine which plot represents the data obtained from this equation for forces of 100 kg, 200 kg, 300 kg, and 400 kg.
 a. d. b. e. c.

7.

The graph shows the annual rainfall totals y (in inches) for a certain city for the years x from 2001 to 2006 where corresponds to the year 2000. Use the graph to determine the year from 2002 to 2006 that had the greatest decrease in total rainfall from the previous year.

 a. b. c. d. e.

8.

Complete the following table.

 x 0 y
 a. b. c. d. e.

9.

Find the slope (if possible) of the line passing through the points .
 a. b. c. d. e. not possible

10.

Find the slope (m) of the line passing through the points , and state whether the line rises, falls, is horizontal, or is vertical.

 a. ; the line falls b. ; the line falls c. ; the line rises d. ; the line rises e. ; the line rises

11.

Write the equation of the line that passes through the point and has slope . Write the equation in general form.
 a. b. c. d. e.

12.

Write the equation of the line that passes through the point and has slope . Write the equation in general form.
 a. b. c. d. e.

13.

Write an equation of the line that passes through the points and . Write the equation in general form.
 a. b. c. d. e.

14.

Determine which of the points is not a solution of the inequality .
 a. b. c. d. e.

15.

For which of the inequalities below should the graphs have boundaries that are dashed lines?

 I II III
 a. inequality II b. inequality III c. inequality I d. inequalities I and III e. inequalities I and II

16.

Which inequality corresponds to the given graph?

 a. b. c. d. e.

17.

Which inequality corresponds to the given graph?

 a. b. c. d. e.

18.

Sketch the graph of the linear inequality .
 a. d. b. e. c.

19.

Sketch the graph of the linear inequality .
 a. d. b. e. c.

20.

Use a graphing calculator to graph the linear inequality .
 a. d. b. e. c.