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Trigonometry For Dummies, 2nd Edition (1118827570) cover image

Trigonometry For Dummies, 2nd Edition

ISBN: 978-1-118-82757-4
E-book
384 pages
February 2014
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Introduction 1

Part I: Getting Started with Trigonometry 5

Chapter 1: Trouncing Trig Technicalities 7

Chapter 2: Coordinating Your Effor ts with Car tesian Coordinates 29

Chapter 3: Functioning Well 47

Chapter 4: Getting Your Degree 57

Chapter 5: Dishing Out the Pi: Radians 67

Chapter 6: Getting It Right with Triangles 81

Part II: Trigonometric Functions 91

Chapter 7: Doing Right by Trig Functions 93

Chapter 8: Trading Triangles for Circles: Circular Functions 109

Chapter 9: Defining Trig Functions Globally 121

Chapter 10: Applying Yourself to Trig Functions 135

Part III: Identities 155

Chapter 11: Identifying Basic Identities 157

Chapter 12: Operating on Identities 171

Chapter 13: Proving Identities: The Basics 189

Chapter 14: Sleuthing Out Identity Solutions 207

Part IV: Equations and Applications 223

Chapter 15: Investigating Inverse Trig Functions 225

Chapter 16: Making Inverse Trig Work for You 233

Chapter 17: Solving Trig Equations 243

Chapter 18: Obeying the Laws 265

Part V: The Graphs of Trig Functions 289

Chapter 19: Graphing Sine and Cosine 291

Chapter 20: Graphing Tangent and Cotangent 307

Chapter 21: Graphing Other Trig Functions 317

Chapter 22: Topping Off Trig Graphs 329

Part VI: The Part of Tens 343

Chapter 23: Ten Basic Identities . . . Plus Some Bonuses 345

Chapter 24: Ten Not-So-Basic Identities 349

Appendix: Trig Functions Table 353

Index 357

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