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Textbook Site for: Precalculus: A Graphing Approach, Fourth Edition Ron Larson The Pennsylvania State University, The Behrend College Robert P. Hostetler The Pennsylvania State University, The Behrend College Bruce H. Edwards University of Florida Historical Notes These notes provide information relating to a specific concept or vignettes of individuals who were responsible for advancements in their fields of study. Some resources on this page are in PDF format and require Adobe® Acrobat® Reader. You can download the free reader below!   Chapter P: Prerequisites Chapter 1: Functions and Their Graphs Chapter 2: Solving Equations and Inequalities - A Solving Equations and Inequalities - B Chapter 3: Polynomial and Rational Functions Chapter 4: Exponential and Logarithmic Functions Chapter 5: Trigonometric Functions Chapter 6: Analytic Trigonometry Chapter 7: Additional Topics in Trigonometry - A Additional Topics in Trigonometry - B Chapter 8: Linear Systems and Matrices - A Linear Systems and Matrices - B Linear Systems and Matrices - C Chapter 9: Sequences, Series, and Probability - A Sequences, Series, and Probability - B Sequences, Series, and Probability - C Chapter 10: Topics in Analytic Geometry Site Map | Partners | Press Releases | Company Home | Contact Us Copyright Houghton Mifflin Company. All Rights Reserved. Terms and Conditions of Use, Privacy Statement, and Trademark Information