Name:    Chapter P Post Test

1.

Give a verbal description of the subset of real numbers represented by the following inequality and sketch the subset on the real number line.

 a. denotes the set of all real numbers less than or equal to . b. denotes the set of all real numbers greater than or equal to . c. denotes the set of all real numbers less than or equal to . d. denotes the set of all real numbers greater than . e. denotes the set of all real numbers less than or equal to .

2.

Give a verbal description of the subset of real numbers represented by the following interval, and sketch the subset on the real number line.

 a. denotes the set of all real numbers less than . b. denotes the set of all real numbers less than or equal to . c. denotes the set of all real numbers greater than . d. denotes the set of all real numbers equal to . e. denotes the set of all real numbers greater than or equal to .

3.

Use inequality notation and interval notation to describe the set.

is at least and less than 0.
 a. Inequality : Interval : b. Inequality : Interval : c. Inequality : Interval : d. Inequality : Interval : e. Inequality : Interval :

4.

Find the distance between and .

 a. b. c. d. e.

5.

Identify the terms. Then identify the coefficients of the variable terms of the expression.

 a. and are the terms; is the coefficient. b. and are the terms; is the coefficient. c. and are the terms; is the coefficient. d. and are the terms; is the coefficient. e. and are the terms; is the coefficient.

6.

Identify the terms. Then identify the coefficients of the variable terms of the expression.

 a. , and are the terms; and are the coefficients. b. , and are the terms; and are the coefficients. c. , and are the terms; and are the coefficients. d. , and are the terms; and are the coefficients. e. , and are the terms; and are the coefficients.

7.

Evaluate the following expression.

 a. 49 b. 1 c. –1 d. 0 e. – 256

8.

Evaluate the expression below.
 a. b. c. 1024 d. e. 16

9.

Write the following exponential expression in simplest form.
 a. b. c. d. e.

10.

Use a calculator to approximate the number. (Round your answer to three decimal places.)

 a. –10.075 b. 10.075 c. –5.196 d. 5.196 e. 2.16

11.

Perform the operation and write the result in standard form.

 a. b. c. d. e.

12.

Multiply or find the special product.

 a. b. c. d. e.

13.

Multiply or find the special product.

 a. b. c. d. e.

14.

After 2 years, an investment of \$ compounded annually at an interest rate r will yield an amount of . Use a calculator to evaluate the polynomial for the values of r shown in the table. (Round the answer to two decimal places.)

 r

What conclusion can you make from the table?
 a. b. c. d. e.

15.

Write the rational expression in simplest form.

 a. b. c. d. e.

16.

Perform the addition or subtraction and simplify.

 a. b. c. d. e.

17.

Simplify the expression.

 a. b. c. d. e.

18.

Plot the points below whose coordinates are given on a Cartesian coordinate system.
 a. d. b. e. c.

19.

Determine the quadrant(s) in which is located so that the condition(s) is (are) satisfied.