Section 10.4 Solving Polynomial Equations in Factored Form
x = ???
Dec 8­6:46 PM
1
Remember the zero­product property?
If ab = 0, then a = 0 or b = 0
so...
(x ­ 2)(x + 3) = 0
Dec 8­6:18 PM
2
Solve: (x ­ 2)(x + 3) = 0
Dec 8­6:18 PM
3
Solve: (x + 5)2 = 0
Dec 8­6:18 PM
4
Solve: (2x + 1)(3x ­ 2)(x ­ 1) = 0
Dec 8­6:18 PM
5
Homework
Section 10.4
page 600
# 4­6, 12­15,
19­30, 34­39
Dec 8­7:33 PM
6