class notes 11/3/09 8 5.10.pdf
class notes 11/6/09 8 5.11 & 5.12.pdf
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Factoring Polynomials
1) Rewrite in standard form.
2) Find GCF.
3) Difference of two squares.
4) Trinomial of the form ax^2 + bx + c
if a=1, then find two numbers whose product is c and whose sum is b.
if a<>1,
check for a perfect square trinomial.
attempt to factor using trial and error.
use the discriminant to check for rational solutions.
5) Factor by grouping |
Factor using Algebra Tiles on NLVM website.
x2 + 3x + 2
x2 + 7x + 12
2x2 + 6x + 4
2x2 + 6x + 4
2x2 + 3x + 1
2x2 + 4x + 2
3x2 + 4x + 1
3x2 + 5x + 2
3x2 + 7x + 2
4x2 + 4x + 1
4x2 + 6x + 2
x2+2xy+y2
4x2+4xy+y2
x2+y2+2xy+x+y
x2+y2+2xy+2x+2y+1
y2+2y+xy+x+1
x2+x+xy+y
y2+xy+x+y
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