Details

Trigonometry For Dummies

3. Aufl.

von: Mary Jane Sterling
16,99 €
Verlag:	Wiley
Format:	EPUB
Veröffentl.:	31.01.2023
ISBN/EAN:	9781394168576
Sprache:	englisch
Anzahl Seiten:	400

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Beschreibungen

Titelbeschreibung

Make trigonometry as easy as 1-2-3 Believe it or not, trigonometry is easier than it looks! With the right help, you can breeze through your next trig class, test, or exam and be ready for your next math challenge. In Trigonometry For Dummies, you’ll learn to understand the basics of sines, cosines, and tangents, graph functions, solve tough formulas, and even discover how to use trig outside the classroom in some cool and interesting ways. Ditch the confusing jargon and take a plain-English tour of one of the most useful disciplines in math. In this lifesaving guide, you’ll learn how to: <ul> <li>Graph trig functions, including sine, cosine, tangent, and cotangent functions</li> <li>Understand inverse trig functions and solve trig equations</li> <li>Relate triangles to circular functions and get a handle on basic identities</li></ul>So, whether you’re looking for an easy-to-use study guide, to boost your math grade, or get a refresher on some basic trig concepts after a long absence from studying, Trigonometry For Dummies is your ticket to understanding the mathematical mysteries of the triangle.

Inhaltsverzeichnis

Introduction 1 Part 1: Getting Started with Trigonometry 5 Chapter 1: Taking On Trig Technicalities 7 Chapter 2: Cooperating with Cartesian Coordinates 31 Chapter 3: Finding Degrees in Triangles and Planes 51 Chapter 4: Dishing Out the Pi: Radians 63 Chapter 5: Tackling Right Triangles 77 Part 2: Trigonometric Functions 89 Chapter 6: Describing Trig Functions 91 Chapter 7: Relating Triangles to Circular Functions 107 Chapter 8: Taking Trig Functions Global 123 Chapter 9: Applying Yourself to Trig Functions 139 Part 3: Identities 159 Chapter 10: Introducing Basic Identities 161 Chapter 11: Operating on Identities 177 Chapter 12: Proving Identities: The Basics 197 Chapter 13: Sleuthing Out Identity Solutions 213 Part 4: Equations and Applications 231 Chapter 14: Investigating Inverse Trig Functions 233 Chapter 15: Making Inverse Trig Work for You 241 Chapter 16: Solving Trig Equations 253 Chapter 17: Obeying the Laws and Applying Them 277 Part 5: The Graphs of Trig Functions 301 Chapter 18: Graphing Sine and Cosine 303 Chapter 19: Graphing Tangent and Cotangent 319 Chapter 20: Graphing Two More Trig Functions 327 Chapter 21: Topping Off Trig Graphs 339 Part 6: The Part of Tens 353 Chapter 22: Ten Basic Identities Plus Some Bonuses 355 Chapter 23: Ten Not-So-Basic Identities 361 Appendix: Graphs and Function Values 367 Index 373

Autorenportrait

Mary Jane Sterling is the author of Algebra I For Dummies, Pre-Calculus Workbook For Dummies, Algebra II For Dummies, and oodles of other Dummies titles. She was a Professor of Mathematics at Bradley University in Peoria, Illinois, for more than 35 years, teaching algebra, business calculus, geometry, and finite mathematics.

Back cover copy

Get ready to fill your head with triangles On the long road of mathematics, you’ll eventually need to stop in trig town. Trigonometry For Dummies shows you around, following the trajectory of a typical high school or college trig course. Get to know the basics like right triangles and radians, then find your away around functions, identities, and equations. Map it all out with complete coverage of graphing trig functions. Before long, you’ll feel like a trigonometry native, thanks to the easy-to-follow examples and explanations. Inside… <ul><li>Cartesian coordinates and planes</li> <li>All about trig functions and inverse trig functions</li> <li>Pi and radians, explained</li> <li>Proving and solving identities</li> <li>Graphing sine, cosine, tangent, cotangent, and more</li></ul>