Bell Work
Factor (greatest common factor)
1. 16t – 40y
2. 5z2 + 10z
Factor by Grouping
3. np + 2n + 8p + 16
4. xy – 2x – 2 + y
Review
Factor each trinomial into two binomials.
1. x2 + 10x + 21
2. x2 – 4x – 32
3. 2x2 – 3x – 9
4. 2x2 + 19x + 24
Solve for x.
1. 18x2 – 9x = 0
2. x2 = 3x
3. x2 – 7x + 12 = 0
4. 2x2 + 9x – 18 = 0