Polynomials And Factoring Worksheet With Answers - Chapter 8 Page 10
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19Notes #9:
8-5: Factoring Trinomials using the X-Box Method
Steps:
Write in descending order
Take out a GCF
If the leading term is negative,
factor out a negative sign
Draw an X and a Box.
Fill them in like this:
Factor and Check like before
Factor and check using FOIL.
x
2
2
2
1.)
x
7
x
12
2.)
x
13
x
36
3.)
9
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