Lecture Notes and Sample Exams

College Algebra and Trigonometry

 College Algebra Trigonometry The Pythagorean Theorem Similar Triangles Arcs and Sectors in a Circle Right Triangle Trigonometry Trig Function Values of Famous Angles Simplifying Trigonomic Expressions All Trigonometric Identities Trigonometric Identities 1 Computing Trigonometric Expressions Unit Circle Definitions Symmetries of the Unit Circle All Trigonometric Equations Trigonometric Equations 1 Graphing Basic Trigonometric Functions (sinx, cosx, tanx) Graphing All Six Trigonometric Functions Trigonometric Identities 2 Trigonometric Equations 2 Proof of Sum Formulas Trigonometric Identities 3 Trigonometric Identities 4 Trigonometric Equations 3 Trigonometric Equations 4 Trigonometric Equations 5 Law of Sines (Older Version) Law of Sines - Part 1 (Newer Version) Law of Sines - Part 2 (the ambigious case) Law of Cosines Triangle Identities Solving Triangles Half-Angle Formulas Product-Sum Identities Graphing Inverse Trigonometric Functions Graphing Trigonometric Functions (practice) Inverse Trigonometric Expressions Vectors 1 (Geometrically Defined) Vectors 2 (Algebraically Defined) Vectors 3 (Dot Product) Vectors New! Medians in a Triangle Graphing in Polar Coordinates