# Introductory Algebra

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• ISBN10:

## 0321279212

• Edition: 8th
• Format: Paperback
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### Summary

Normal 0 false false false MicrosoftInternetExplorer4 Lial/Hornsby/McGinnisrs"sIntroductory Algebra,8e, gives students the necessary tools to succeed in developmental math courses and prepares them for future math courses and the rest of their lives. The Lial developmental team creates a pattern for success by emphasizing problem-solving skills, vocabulary comprehension, real-world applications, and strong exercise sets. In keeping with its proven track record, this revision includes an effective new design, many new exercises and applications, and increased Summary Exercises to enhance comprehension and challenge studentsrs" knowledge of the subject matter. Prealgebra Review; The Real Number System; Equations, Inequalities, and Applications; Graphs of Linear Equations and Inequalities in Two Variables; Systems of Equations and Inequalities; Exponents and Polynomials; Factoring and Applications; Rational Expressions and Applications; Roots and Radicals; Quadratic Equations For all readers interested in introductory algebra.

Index of Applications v
Videotape and CD Index viii
Index of Focus on Real-Data Applications ix
Preface xi
Feature Walk-Through xvii
An Introduction to Calculators xxi
To the Student: Success in Algebra xxvii
Diagnostic Pretest xxix
 Prealgebra Review
1(22)
 Fractions
1(12)
 Decimals and Percents
13(10)
 The Real Number System
23(84)
 Exponents, Order of Operations, and Inequality
24(7)
 Variables, Expressions, and Equations
31(8)
 Real Numbers and the Number Line
39(8)
47(8)
 Subtracting Real Numbers
55(10)
 Multiplying and Dividing Real Numbers
65(14)
 Summary Exercises on Operations with Real Numbers
77(2)
 Properties of Real Numbers
79(10)
 Simplifying Expressions
89(18)
 Summary
95(4)
 Review Exercises
99(6)
 Test
105(2)
 Equations, Inequalities, and Applications
107(86)
108(7)
 The Multiplication Property of Equality
115(6)
 More on Solving Linear Equations
121(12)
 Summary Exercises on Solving Linear Equations
131(2)
 An Introduction to Applications of Linear Equations
133(14)
 Formulas and Applications from Geometry
147(10)
 Ratio, Proportion, and Percent
157(14)
 Summary Exercises on Solving Applied Problems
167(4)
 Solving Linear Inequalities
171(22)
 Summary
181(4)
 Review Exercises
185(4)
 Test
189(2)
 Cumulative Review Exercises
191(2)
 Graphs of Linear Equations and Inequalities in Two Variables
193(80)
 Reading Graphs; Linear Equations in Two Variables
194(15)
 Graphing Linear Equations in Two Variables
209(14)
 Slope of a Line
223(12)
 Equations of Lines
235(14)
 Summary Exercises on Graphing Linear Equations
247(2)
 Graphing Linear Inequalities in Two Variables
249(24)
 Summary
257(4)
 Review Exercises
261(6)
 Test
267(4)
 Cumulative Review Exercises
271(2)
 Systems of Linear Equations and Inequalities
273(58)
 Solving Systems of Linear Equations by Graphing
274(9)
 Solving Systems of Linear Equations by Substitution
283(8)
 Solving Systems of Linear Equations by Elimination
291(10)
 Summary Exercises on Solving Systems of Linear Equations
299(2)
 Applications of Linear Systems
301(12)
 Solving Systems of Linear Inequalities
313(18)
 Summary
319(4)
 Review Exercises
323(4)
 Test
327(2)
 Cumulative Review Exercises
329(2)
 Exponents and Polynomials
331(72)
332(9)
 The Product Rule and Power Rules for Exponents
341(8)
 Multiplying Polynomials
349(8)
 Special Products
357(6)
 Integer Exponents and the Quotient Rule
363(12)
 Summary Exercises on the Rules for Exponents
373(2)
 Dividing a Polynomial by a Monomial
375(4)
 Dividing a Polynomial by a Polynomial
379(6)
 An Application of Exponents: Scientific Notation
385(18)
 Summary
391(4)
 Review Exercises
395(4)
 Test
399(2)
 Cumulative Review Exercises
401(2)
 Factoring and Applications
403(68)
 Factors; The Greatest Common Factor
404(9)
 Factoring Trinomials
413(6)
 Factoring Trinomials by Grouping
419(4)
 Factoring Trinomials Using FOIL
423(6)
 Special Factoring Techniques
429(8)
 Summary Exercises on Factoring
435(2)
437(8)
445(26)
 Summary
457(4)
 Review Exercises
461(6)
 Test
467(2)
 Cumulative Review Exercises
469(2)
 Rational Expressions and Applications
471(88)
 The Fundamental Property of Rational Expressions
472(9)
 Multiplying and Dividing Rational Expressions
481(8)
 Least Common Denominators
489(6)
495(10)
 Complex Fractions
505(8)
 Solving Equations with Rational Expressions
513(14)
 Summary Exercises on Rational Expressions and Equations
525(2)
 Applications of Rational Expressions
527(12)
 Variation
539(20)
 Summary
545(6)
 Review Exercises
551(4)
 Test
555(2)
 Cumulative Review Exercises
557(2)
559(70)
 Evaluating Roots
560(11)
571(10)
581(4)
 Rationalizing the Denominator
585(8)
 More Simplifying and Operations with Radicals
593(12)
 Summary Exercises on Operations with Radicals
603(2)
605(24)
 Summary
615(4)
 Review Exercises
619(6)
 Test
625(2)
 Cumulative Review Exercises
627(2)
629(58)
 Solving Quadratic Equations by the Square Root Property
630(7)
 Solving Quadratic Equations by Completing the Square
637(8)
645(10)
653(2)
655(8)
 Introduction to Functions
663(24)
 Summary
673(4)
 Review Exercises
677(4)
 Test
681(2)
 Cumulative Review Exercises
683(4)
Appendix A Strategies for Problem Solving 687(14)
Appendix B Sets 701(6)
Appendix C Mean, Median, and Mode 707(8)
Appendix D Factoring Sums and Differences of Cubes 715