hopen2impov
Junior Member
- Joined
- Aug 4, 2010
- Messages
- 66
multiply
(5 -3r) (5 +3r)
25 +15r -15r -9r^2
25 -9r^2
(5 -3r) (5 +3r)
25 +15r -15r -9r^2
25 -9r^2
(5 -3r) (5 +3r)
25 +15r -15r -9r^2
25 -9r^2
hopen2impov said:(5 -3r) (5 +3r)