Get the knowledge and skills you need to solve pre-calculus problems with confidence!The quickest route to learning a subject is through a solid grounding in the basics. Rather than endless drills, this accessible guide presents an original, step-by-step approach to help you develop a better understanding of pre-calculus topics. You'll find important concepts linked together by clear explanations, invaluable exercises, and helpful worked-out problems. Once you've mastered the topics in this book, you will find yourself well-equipped to begin your calculus studies. This book features:• A new Trigonometry chapter that will round out your pre-calculus studies• Clear explanations that break down concepts into easy-to-understand steps• Stay-in-step "pop-ups" offering helpful advice and cautions against common errors• Step-it-up skill-building exercises linking practice to the core steps already presented• Worked-out solutions to all exercises that reinforce understanding of concepts