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Algebra II For Dummies, 2nd Edition




Algebra II For Dummies, 2nd Edition

Mary Jane Sterling

ISBN: 978-1-119-09073-1 September 2015 416 Pages


Your complete guide to acing Algebra II

Do quadratic equations make you queasy? Does the mere thought of logarithms make you feel lethargic? You're not alone! Algebra can induce anxiety in the best of us, especially for the masses that have never counted math as their forte. But here's the good news: you no longer have to suffer through statistics, sequences, and series alone. Algebra II For Dummies takes the fear out of this math course and gives you easy-to-follow, friendly guidance on everything you'll encounter in the classroom and arms you with the skills and confidence you need to score high at exam time.

Gone are the days that Algebra II is a subject that only the serious 'math' students need to worry about. Now, as the concepts and material covered in a typical Algebra II course are consistently popping up on standardized tests like the SAT and ACT, the demand for advanced guidance on this subject has never been more urgent. Thankfully, this new edition of Algebra II For Dummies answers the call with a friendly and accessible approach to this often-intimidating subject, offering you a closer look at exponentials, graphing inequalities, and other topics in a way you can understand.

  • Examine exponentials like a pro
  • Find out how to graph inequalities
  • Go beyond your Algebra I knowledge
  • Ace your Algebra II exams with ease

Whether you're looking to increase your score on a standardized test or simply succeed in your Algebra II course, this friendly guide makes it possible.

Introduction 1

Part I: Homing in on Basic Solutions 5

Chapter 1: Going Beyond Beginning Algebra 7

Chapter 2: Toeing the Straight Line: Linear Equations 21

Chapter 3: Conquering Quadratic Equations 35

Chapter 4: Rooting Out the Rational, Radical, and Negative 55

Chapter 5: Graphing Your Way to the Good Life 73

Part II: Facing Off with Functions 95

Chapter 6: Formulating Function Facts 97

Chapter 7: Sketching and Interpreting Quadratic Functions 115

Chapter 8: Staying Ahead of the Curves: Polynomials 133

Chapter 9: Reasoning with Rational Functions 157

Chapter 10: Exposing Exponential and Logarithmic Functions 177

Part III: Conquering Conics and Systems of Equations 203

Chapter 11: Cutting Up Conic Sections 205

Chapter 12: Solving Systems of Linear Equations 229

Chapter 13: Solving Systems of Nonlinear Equations and Inequalities 253

Part IV: Shifting into High Gear with Advanced Concepts 273

Chapter 14: Simplifying Complex Numbers in a Complex World 275

Chapter 15: Making Moves with Matrices 289

Chapter 16: Making a List: Sequences and Series 311

Chapter 17: Everything You Wanted to Know about Sets 333

Part V: The Part of Tens 359

Chapter 18: Ten Multiplication Tricks 361

Chapter 19: Ten Special Types of Numbers 369

Index 373