02:33
Factor: 12x2 - 17x 6
Practice factoring a trinomial with a negative middle term: 12x2 - 17x 6.
01:08
Factor: 5c2 3c - 20cd - 12d
Practice factoring: 5c2 3c - 20cd - 12d.
01:19
Factor: ax - x - 5a 5
Practice with factoring involving minus signs: ax - x - 5a 5.
00:24
Factor by Grouping
Summary of the procedure for factoring by grouping.
01:43
Factor: 3c2 - 13cd 14d2
Practice factoring a trinomial with two different variables: 3c2 - 13cd 14d2.
01:12
Factor: 5y2 6y 5xy 6x
Practice factoring: 5y2 6y 5xy 6x.
01:29
Factor: a2 12a 27
Demonstration of a shortcut that can be used to factor a quadratic trinomial with a leading coefficient of 1.
01:24
Factor: 9y2 - 15y 4
Practice factoring a trinomial with a negative middle term: 9y2 - 15x 4.
01:05
Factor: 8a2 10a 3
Practice factoring: 8a2 10a 3.
02:11
Factor: xy 7x 7y x2
Practice factoring: xy 7x 7y x2. Two different factorable groups are demonstrated.