Key Benefit: Dugopolski’s Trigonometry, Third Edition gives readers the essential strategies to help them develop the comprehension and confidence they need to be successful in this course. Readers will find enough carefully placed learning aids and review tools to help them do the math without getting distracted from their objectives. Regardless of their goals beyond the course, all readers will benefit from Dugopolski’s emphasis on problem solving and critical thinking, which is enhanced by the addition of nearly 1,000 exercises in this edition. Algebraic Prerequisites; Angles and the Trigonometric Functions; Graphs of the Trigonometric Functions; Trigonometric Identities; Solving Conditional Trigonometric Equations; Applications of Trigonometry; Complex Numbers, Polar Coordinates, and Parametric EquationsMarket: For all readers interested in trigonometry.