CK-12: Andrew Gloag, Anne Gloag, and Eve Rawley's "Factorization Using Perfect Square Trinomials"

Read the article until the section titled "Solving Quadratic Polynomial Equations by Factoring." Watch the videos embedded in the text, and work through Guided Practice Examples. Then, complete practice problems 1-8. Once you have completed the practice problems, check your answers against the answer key.