Homework Helpers: TrigonometryPaperback, 1 November 2006

Trigonometry includes concepts that have both a geometric and an algebraic component. Homework Helpers: Trigonometry covers all of the topics in a typical Trigonometry class, including:
The unit circle
Trigonometric functions
Inverse trigonometric functions
Identities
Graphical analysis
Applications

This book also contains a review of the algebraic and geometric ideas that are the foundation of trigonometry.