Holt California Algebra 2 - Ms. Berenyi's Classes

Holt California Algebra 2

Homework and Practice Workbook

Copyright ? by Holt, Rinehart and Winston

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ISBN 13: 978-0-03-099054-0 ISBN 10: 0-03-099054-8 1 2 3 4 5 6 7 8 9 862 10 09 08 07

Contents

Chapter 1................................................................................................................................... 1 Chapter 2................................................................................................................................... 9 Chapter 3................................................................................................................................... 19 Chapter 4................................................................................................................................... 25 Chapter 5................................................................................................................................... 31 Chapter 6................................................................................................................................... 40 Chapter 7................................................................................................................................... 46 Chapter 8................................................................................................................................... 54 Chapter 9................................................................................................................................... 60 Chapter 10................................................................................................................................. 69 Chapter 11 ................................................................................................................................. 77 Chapter 12................................................................................................................................. 86

Copyright ? by Holt, Rinehart and Winston. All rights reserved.

iii

Holt Algebra 2

Name

Date

Class

LESSON Practice B 1-1 Sets of Numbers

Order the given numbers from least to greatest. Then classify each

number by the subsets of the real numbers to which it belongs.

1.

_23_,

_

6.17,

28 ,

3_18_,

4.9

2.

5,

63 ,

_3_8_,

_

4.615,

0

Rewrite each set in the indicated notation. 3. negative multiples of 3; set-builder notation 4. [4, 0) or (10, 21); words

5.

roster notation

6.

set-builder notation

The length of a necktie is generally in the range 52, 58 inches. The width of a tie is in the range 2.75, 3.5 inches. Use this information for Exercises 7?8.

7. Represent the range of the length of neckties in roster notation. Assume that all neckties come in whole-inch lengths.

8. Represent the range of the width of neckties in set-builder notation.

Copyright ? by Holt, Rinehart and Winston. All rights reserved.

1

Holt Algebra 2

Name

Date

Class

LESSON Practice B 1-2 Properties of Real Numbers

Find the additive and multiplicative inverse of each number.

1. 6

2. 3_14_

3. 0.7

Identify the property demonstrated by each equation.

4. x a b ax bx

5. m n 6 n 6 m

6. 4gh 4gh

7.

____5_ w

__w___ 5

1

Use mental math to find each value. 8. 5% rebate on a $150 cell phone

9. cost of 8 items at $12.98 each

Classify each statement as sometimes, always, or never true. Give examples or properties to support your answer.

10. d d 0

11. a bc a b a c

Use the table for Exercises 12?14. Write an expression to represent each total cost and then simplify it.

12. cost of 2 pens and 3 notebooks

School Supply Store

13. cost of 1 binder and 5 notebooks

Item Notebook

Price $1.79

14. cost of 3 notebooks at 20% discount, a binder at 25% discount, and 2 pens

Pen Binder

$2.89 $3.19

Copyright ? by Holt, Rinehart and Winston. All rights reserved.

2

Holt Algebra 2

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