1. Factoring to solve a quadratic TURN IN YOUR WORKSHEET FROM TUESDAY Your chapter 9 quiz is next WED (over 9.1-9.4)

2.   Understand the zero product property  Learn how to use factoring to solve a quadratic equation Objectives

3.  Warm-up

4.   if a*b=0, then either a =0 or b =0. 1) Solve this equation (x + 5)(2x – 7) = 0 Zero-product Property

5.  2) Let’s do this 2 ways

6.  A graph to check…

7.  3) We will have to factor

8.  4) What should we do 1 st ?

9.  You try 5 and 6

10.  7) Don’t forget old methods…

11.  8) You try these three

12.  8b) is this a quadratic??

13.  8c)

14.  If there’s time

15.  HW 9.4 a is in mathxlforschool.com