Use the video links for review or practice:
https://www.khanacademy.org/math/algebra2/polynomial-functions/polynomial-identities-with-complex-numbers/v/factoring-sum-of-squares
https://www.youtube.com/watch?v=-aB-hq6_rX8
https://www.youtube.com/watch?v=MJ7k1IxSBLE
HW: Complete book 4.8 and any missing work from 4.7 - 4.8. Test will be next Friday, 10/20.