1. Bellringer Simplify: 2x2 + 3x – x2 (-3xy3)(4x2y3) (-4ab2c4)3
[(2x2y3z)2]3
5. (p5q4)(p2q)
6. (-7c3d4)(4cd3)
7. (7b3c6)3
8. [(42)3]2
9. Is 4n + 5m a monomial? If not,explain.

3. Announcements Vocab. Due Friday Vocab Quiz on Friday
Un 2 test on Monday
$16 due 9/4/12

4. (NOTES) Adding and Subtracting Polynomials

5. Adding Polynomials

6. 1. (9y - 7x + 15a) + (-3y + 8x - 8a) 6

7. 2. (3a2 + 3ab - b2) + (4ab + 6b2) 7

8. 3. (4x2 - 2xy + 3y2) + (-3x2 - xy + 2y2) 8

9. Subtracting Polynomials

10. 4. (9y - 7x + 15a) - (-3y + 8x - 8a) 10

11. 5. (7a - 10b) - (3a + 4b) 11

12. 6. (4x2 - 2xy + 3y2) - (-3x2 - xy + 2y2) 12

13. Homework
8-1