CK-12: Andrew Gloag, Anne Gloag, and Melissa Kramer's "Special Product of Polynomials"

Read this page, which contains examples of squaring all kind of binomials. Scroll down to the Practice Set, and complete exercises 1-13. Use the "Special Products of Binomials" video embedded in the text for guidance, if you need help. Once you have completed the practice problems, check your answers against the answer key.