# Precalculus: Concepts Through Functions, A Unit Circle Approach to Trigonometry

**ISBN 13:**## 9780131874756

**ISBN 10:**## 0131874756

**Edition:**2nd**Format:**Hardcover**Copyright:**01/01/2011**Publisher:**Prentice Hall- Newer Edition

Note: Not guaranteed to come with supplemental materials (access cards, study guides, lab manuals, CDs, etc.)

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### Summary

This new text embodies Sullivan/Sullivanrs"s hallmarks accuracy, precision, depth, strong student support, and abundant exerciseswhile exposing students early (Chapter One) to the study of functionsand taking a unit circle approachto trigonometry."IT WORKS"for instructors and students because it focuses students on thefundamentals:preparingfor class,practicingtheir homework, andreviewing. After completing the book, students will be prepared to handle the algebra found in subsequent courses such as finite mathematics, business mathematics, and engineering calculus and will have a solid understanding of the concept of a function.