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.
Spis treści
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
O autorze
Mary Jane Sterling was a lecturer in mathematics for more than 35 years, teaching courses in algebra, calculus, and linear programming. She is the author of Algebra I For Dummies, Trigonometry For Dummies, Algebra Workbook For Dummies, and Trigonometry Workbook For Dummies.