1. Warm Up:
Factor the following:
x2 + 12x +20
6x2 – 7x + 18
x2 – 25

2. Homework 

3. What do you notice about this expression??

4. When we see an expression like this: 9a2 – 16
Automatically write parentheses with a plus and minus.
Take the square root of the first term, and write it in the first spot in the parentheses.
Take the square root of the second term and write it in the second spot in the parentheses.
( )( ) 3a 4 3a 4

5. You try!!!
4y2 – 36
25a2 – 49b2

6. You try!!!
9y4 – 1
49v4 – 121b2

7. White Boards! Rules of White Boards:
Do not color with the white board markers
It dries the markers out and we cannot use the white boards if this happens
Show me an answer when you are done and I will tell you yes: correct, close: can you find your mistake? Or no: fix it
No Participation means No Whiteboard For You!!!!

8. Factor the following
x2 + 15x + 56
x2 – 14x + 48

9. 36x2 – 4y2
5x2 – 50x + 80

10. 2x3 – 2x2 – 4x
4x3 – 64x

11. 3x2 + 4x – 4
6x2 – 11x – 7

12. 12x2 – 11x + 2
10x2 + 19x + 6

13. Exit Ticket… Hand in the Exit Ticket into the basket. Homework:
Factor a2 – b2
#1-20 evens