Name:    Chapter 2 Post Test

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

1.

Find the slope of the line passing through the given pair of points.

(0, 5), (6, 0)
 a. – d. b. e. – c. –

2.

Use the intercept form to find the equation of the line with the given intercepts. The intercept form of the equation of a line with intercepts and is

x-intercept:
y-intercept:
 a. b. c. d. e.

3.

A sub shop purchases a used pizza oven for \$895. After 5 years, the oven will have to be
replaced. Select the linear equation giving the value V of the equipment during the 5 years it will be in use.
 a. b. c. d. e.

4.

Find all real values of x such that .

 a. x = b. x = c. x = d. x = e. x =

5.

Find the domain of the function.

 a. Non-negative real numbers x b. All real numbers x c. All real numbers x such that d. Non-negative real numbers x except e. All real numbers x such that

6.

Assume that the domain of f is the set . Determine the set of ordered pairs that represents the function f.

 a. b. c. d. e.

7.

Evaluate the function at the specified value of the independent variable and simplify.

 a. = 1.8 b. c. d. e. = –10.2

8.

Find the zeros of the function algebraically.

 a. b. c. d. e.

9.

An object is thrown upward from ground level at a velocity of 50 feet per second.
Use the position equation to select a function that represents the situation and select the graph of the function.
 a. d. b. e. c.

10.

Select the linear function such that it has the indicated function values.

 a. b. c. d. e.

11.

A mechanic is paid \$.00 per hour for regular time and time-and-a-half  for overtime. The
weekly wage function is given by

where is the number of hours worked in a week.

Evaluate .
 a. b. c. d. e.

12.

For following function, select (on the same set of coordinate axes) a graph for .

 a. d. b. e. c.

13.

Use the given graph of f to select the graph for the following function.

 a. d. b. e. c.

14.

The parent function is related to . Use function notation to select in terms of .

 a. b. c. d. e.

15.

Find and the domain of the composite function.

 a. Domain of fog: all real numbers x b. Domain of fog: all real numbers x c. Domain of fog: all real numbers x d. Domain of fog: all real numbers x e. Domain of fog: all real numbers x

16.

The number of people playing tennis T (in millions) in the United States from 2000 through 2007 can be approximated by the function

and the U.S. population P (in millions) from 2000 through 2007 can be approximated by the function where t represents the year, with  corresponding to 2000.
Evaluate the function for t = 0 and 3.
 a. 0.102, 0.2679 b. 0.302, 0.4679 c. 0.202, 0.3679 d. 0.3679, 0.202 e. 0.102, 0.2679

17.

Find .

 a. b. c. d. e.

18.

Select the correct graph, showing f and g are inverse functions.

 a. d. b. e. c.

19.

Select the graph of and on the same set of coordinate axes.

 a. d. b. e. c.

20.

Use the graph of the function f to create a table of values for the given points. Then create a
second table that can be used to find .

 a. b. c. d. e.