Introductory Algebra: A Real World Approach, 4th Edition

Title
Contents
R Prealgebra Review
	R.1 Fractions: Building and Reducing
	R.2 Operations with Fractions and Mixed Numbers
	R.3 Decimals and Percents
	Collaborative Learning
	Practice Test Chapter R
1 Real Numbers and Their Properties The Human Side of Algebra
	1.1 Introduction to Algebra
	1.2 The Real Numbers
	1.3 Adding and Subtracting Real Numbers
	1.4 Multiplying and Dividing Real Numbers
	1.5 Order of Operations
	1.6 Properties of the Real Numbers
	1.7 Simplifying Expressions
	Collaborative Learning
	Research Questions
	Summary
	Review Exercises
	Practice Test 1
2 Equations, Problem Solving, and Inequalities The Human Side of Algebra
	2.1 The Addition and Subtraction Properties of Equality
	2.2 The Multiplication and Division Properties of Equality
	2.3 Linear Equations
	2.4 Problem Solving: Integer, General, and Geometry Problems
	2.5 Problem Solving: Motion, Mixture, and Investment Problems
	2.6 Formulas and Geometry Applications
	2.7 Properties of Inequalities
	Collaborative Learning
	Research Questions
	Summary
	Review Exercises
	Practice Test 2
	Cumulative Review Chapters 1–2
3 Graphs of Linear Equations, Inequalities, and Applications The Human Side of Algebra
	3.1 Line Graphs, Bar Graphs, and Applications
	3.2 Graphing Linear Equations in Two Variables
	3.3 Graphing Lines Using Intercepts: Horizontal and Vertical Lines
	3.4 The Slope of a Line: Parallel and Perpendicular Lines
	3.5 Graphing Lines Using Points and Slopes
	3.6 Applications of Equations of Lines
	3.7 Graphing Inequalities in Two Variables
	Collaborative Learning
	Research Questions
	Summary
	Review Exercises
	Practice Test 3
	Cumulative Review Chapters 1–3
4 Exponents and Polynomials The Human Side of Algebra
	4.1 The Product, Quotient, and Power Rules for Exponents
	4.2 Integer Exponents
	4.3 Application of Exponents: Scientifi c Notation
	4.4 Polynomials: An Introduction
	4.5 Addition and Subtraction of Polynomials
	4.6 Multiplication of Polynomials
	4.7 Special Products of Polynomials
	4.8 Division of Polynomials
	Collaborative Learning
	Research Questions
	Summary
	Review Exercises
	Practice Test 4
	Cumulative Review Chapters 1–4
5 Factoring The Human Side of Algebra
	5.1 Common Factors and Grouping
	5.2 Factoring x2 + bx + c
	5.3 Factoring a 2 + bx + c, a = 1
	5.4 Factoring Squares of Binomials
	5.5 A General Factoring Strategy
	5.6 Solving Quadratic Equations by Factoring
	5.7 Applications of Quadratics
	Collaborative Learning
	Research Questions
	Summary
	Review Exercises
	Practice Test 5
	Cumulative Review Chapters 1–5
6 Rational Expressions The Human Side of Algebra
	6.1 Building and Reducing Rational Expressions
	6.2 Multiplication and Division of Rational Expressions
	6.3 Addition and Subtraction of Rational Expressions
	6.4 Complex Fractions
	6.5 Solving Equations Containing Rational Expressions
	6.6 Ratio, Proportion, and Applications
	6.7 Direct and Inverse Variation: Applications
	Collaborative Learning
	Research Questions
	Summary
	Review Exercises
	Practice Test 6
	Cumulative Review Chapters 1–6
7 Solving Systems of Linear Equations and Inequalities The Human Side of Algebra
	7.1 Solving Systems of Equations by Graphing
	7.2 Solving Systems of Equations by Substitution
	7.3 Solving Systems of Equations by Elimination
	7.4 Coin, General, Motion, and Investment Problems
	7.5 Systems of Linear Inequalities
	Collaborative Learning
	Research Questions
	Summary
	Review Exercises
	Practice Test 7
	Cumulative Review Chapters 1–7
8 Roots and Radicals The Human Side of Algebra
	8.1 Finding Roots
	8.2 Multiplication and Division of Radicals
	8.3 Addition and Subtraction of Radicals
	8.4 Simplifying Radicals
	8.5 Applications: Solving Radical Equations
	Collaborative Learning
	Research Questions
	Summary
	Review Exercises
	Practice Test 8
	Cumulative Review Chapters 1–8
9 Quadratic Equations The Human Side of Algebra
	9.1 Solving Quadratic Equations by the Square Root Property
	9.2 Solving Quadratic Equations by Completing the Square
	9.3 Solving Quadratic Equations by the Quadratic Formula
	9.4 Graphing Quadratic Equations
	9.5 The Pythagorean Theorem and Other Applications
	9.6 Functions
	Collaborative Learning
	Research Questions
	Summary
	Review Exercises
	Practice Test 9
	Cumulative Review Chapters 1–9
Selected Answers
Photo Credits
Index