1. (y^2+6y+1)(3y^2-3)
2. (4x^2-2x-1)(3x-1)
3. (n^2-n+2)(n+2)
Help!! I'm trying to help my daughter with her homework.
You might both want to watch this YouTube
http://www.youtube.com/watch?v=wUYa2NAV5t4
Hope she has a more enthusiastic teacher than the one shown.
He should also have placed equal signs in front of each of his new lines .