a2ch44.2notes.notebook
October24,2013
1
a2ch44.2notes.notebook
October24,2013
Inordertomultiplymatrices.
AB=AB
mxn
nxp
mxp
Canyoumultiply?Whatwillthedimensionsbe?
AB
2x3
B
3x4
A
5x3
B
5x2
AB
A
2
a2ch44.2notes.notebook
October24,2013
3
a2ch44.2notes.notebo
a2ch55.2notesday1.notebook
October31,2013
AlgebraII
Section5.2
Day1
Binomial:expressionwith2terms
Trinomial:expressionwith3terms
Remember how to FACTOR?
Always look for a GCF 1st.
If you have a binomial, check to see
if it is a difference of two perfect
a2ch66.4notesday1.notebook
January08,2014
1
a2ch66.4notesday1.notebook
January08,2014
2
a2ch66.4notesday1.notebook
January08,2014
Factoring a SUM of Cubes:
a3 + b3 = (a + b)(a2 ab + b2)
Remember SOAP for the
signs
Same Opposite Always Positive
3
a2ch66.4n