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Algebra I For Dummies, 2nd Edition (047063605X) cover image

Algebra I For Dummies, 2nd Edition

ISBN: 978-0-470-63605-3
E-book
384 pages
April 2010
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Introduction 1

Part I: Starting Off with the Basics  7

Chapter 1: Assembling Your Tools 9

Chapter 2: Assigning Signs: Positive and Negative Numbers 19

Chapter 3: Figuring Out Fractions and Dealing with Decimals 35

Chapter 4: Exploring Exponents and Raising Radicals 55

Chapter 5: Doing Operations in Order and Checking Your Answers 73

Part II: Figuring Out Factoring 91

Chapter 6: Working with Numbers in Their Prime 93

Chapter 7: Sharing the Fun: Distribution 107

Chapter 8: Getting to First Base with Factoring 127

Chapter 9: Getting the Second Degree 139

Chapter 10: Factoring Special Cases 157

Part III: Working Equations 169

Chapter 11: Establishing Ground Rules for Solving Equations 171

Chapter 12: Solving Linear Equations 183

Chapter 13: Taking a Crack at Quadratic Equations 203

Chapter 14: Distinguishing Equations with Distinctive Powers 223

Chapter 15: Rectifying Inequalities 243

Part IV: Applying Algebra 263

Chapter 16: Taking Measure with Formulas 265

Chapter 17: Formulating for Profi t and Pleasure 281

Chapter 18: Sorting Out Story Problems 291

Chapter 19: Going Visual: Graphing 311

Chapter 20: Lining Up Graphs of Lines 327

Part V: The Part of Tens 345

Chapter 21: The Ten Best Ways to Avoid Pitfalls 347

Chapter 22: The Ten Most Famous Equations 353

Index 357

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