4.3 B Factoring Trinomials a = 1 finished
Multiply:
1.(x + 3)(x + 4) 2. (x ­ 3)(x ­ 4) 3.(x + 3)(x ­ 4) 4.(x ­ 3)(x + 4) Jan 11­8:53 AM
LT 4.3
I can translate quadratic equations from
standard form INTO factored and
vertex forms .
working backwards!
4.3B ­ Factoring Polynomials with a=1
Sep 10­3:04 PM
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4.3 B Factoring Trinomials a = 1 finished
Factoring when a=1
Where are we going??
Before:
Now:
Multiply:
Factor:
Jan 17­10:59 AM
Factoring when a=1
FIRST term in trinomial comes from:
LAST term in trinomial comes from:
MIDDLE term in trinomial comes from:
Jan 17­11:13 AM
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4.3 B Factoring Trinomials a = 1 finished
Factoring when a=1
start with signs first!
or
???
Nov 9­9:40 AM
IF....
Factoring when a=1
• last number positive
• factors have same sign
• last number negative
• factors have different signs
Nov 9­9:46 AM
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4.3 B Factoring Trinomials a = 1 finished
Factoring when a=1
you try!
Nov 9­9:49 AM
Factoring when a=1
Nov 9­9:22 AM
4
4.3 B Factoring Trinomials a = 1 finished
Factoring when a=1
Dec 22­12:50 PM
Dec 22­12:50 PM
5
4.3 B Factoring Trinomials a = 1 finished
Find the value of B where that would make the expression factorable
Jan 17­7:58 AM
Change into Intercept Form:
Jan 17­10:12 AM
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4.3 B Factoring Trinomials a = 1 finished
Sometimes you can start with the GCF!!
x­intercepts?
Sep 18­8:52 PM
factor completely!
Dec 22­12:51 PM
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4.3 B Factoring Trinomials a = 1 finished
Jan 17­7:56 AM
4.3AB Homework
Pg 35 (11,15,19,21) Pg 37 (1­13odd, 28) date assigned: Tuesday
date due/HH: Friday
Dec 22­1:35 PM
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