3.6: Cosine Sum and Difference Formulas Difficulty Level: At Grade Created by: CK-12 Estimated19 minsto complete % Progress Practice Cosine Sum and Difference Formulas MEMORY METER This indicates how strong in your memory this concept is Practice Progress Estimated19 minsto complete % Estimated19 minsto complete % Practice Now MEMORY METER This indicates how strong in your memory this concept is Share Add to Library Turn In Read Practice Resources Details Loading... Notes/Highlights Having trouble? Report an issue. Color Highlighted Text Notes Show More Vocabulary Language: English ▼ English TermDefinition Cosine Difference Formula The cosine difference formula states that . cosine sum formula The cosine sum formula states that . Image Attributions Show Hide Details Description Derivation of the cosine sum and difference formulas Learning Objectives None Difficulty Level: At Grade Authors: Bradley Hughes Larry Ottman Lori Jordan Mara Landers Andrea Hayes Brenda Meery Art Fortgang Tags: cosine difference formula cosine identity cosine sum formula (1 more) MAT.TRG.332.L.1 Subjects: mathematics Concept Nodes: MAT.TRG.332 (Cosine Sum and Difference Formulas) Grades: 10 , 11 , 12 Date Created: Sep 26, 2012 Last Modified: Mar 23, 2016 Vocabulary None Save or share your relevant files like activites, homework and worksheet.To add resources, you must be the owner of the Modality. Click Customize to make your own copy.