Use the links below for help/practice
https://www.youtube.com/watch?v=EeVqtpuMFOU
https://www.youtube.com/watch?v=JSwjmTFMDwg
https://www.youtube.com/watch?v=iulx0z1lz8M
https://www.youtube.com/watch?v=CLrImGKeuEI
https://www.youtube.com/watch?v=3ayhvAI3IeY
http://www.purplemath.com/modules/quadform.htm
HW: DO the first 3 homework problems listed on your 4.7 Notes.