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NOTE: This edition features the exact same content as the traditional text in a convenient, three-hole-punched, loose-leaf version. Books a la Carte also offer a great value for your students-this format costs 35% less than a new textbook. Before you purchase, check with your instructor or review your course syllabus to ensure that you select the correct ISBN. Several versions of Pearson's MyLab & Mastering products exist for each title, including customized versions for individual schools, and registrations are not transferable. In addition, you may need a CourseID, provided by your instructor, to register for and use Pearson's MyLab & Mastering products. Precalculus: Concepts Through Functions, A Right Triangle Approach to Trigonometry, Third Edition focuses on the fundamentals: "preparation" for class, "practice with" homework, and "reviewing "of key concepts. With the Concepts Through Functions series, the Sullivans expose students to functions in the first chapter and maintain a continuous theme of functions throughout the text. This approach ensures students master basic skills and develop the conceptual understanding they need for the course, ultimately preparing students for future math courses as well. This Package includes: 0321925998/ 9780321925992 Precalculus: Concepts Through Functions, A Right Triangle Approach to Trigonometry, Books a la Carte Edition, 3/e