Precalculus, High School Edition, provides students with a clear presentation of basic concepts and scaffolds support to develop the critical thinking and problem-solving skills needed for course success. Designed specifically for high school with tools and features crafted to aid in student comprehension and, ultimately, mastery of mathematic competencies. Current data sets and contemporary topics bring relevancy to the learning and help students connect to the subject matter. Comprehensive and leveled for high school. An accessible, example-driven approach delivered through a clear, precise writing style supports meaningful engagement with the content. A robust prerequisite knowledge chapter paired with the online corequisite workbook ensures that students master foundational skills. Avoiding Mistakes and Tips boxes offer insights and guidance to build students' confidence in their problem-solving abilities. Varied, carefully organized exercise sets -- including Concept Connections, Write About It, and Technology Connections -- maximize learning. Integrated applications and mathematical modeling motivate students as they make connections to their own lives. The Teacher Manual, available in print and online, delivers pacing information, lecture support, and answers to questions in the Student Edition. -- Publisher.