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.