Thursday, December 18, 2008

Distributive Property with 1 Term Outside the Perenthesis

7x(8x+21)

divide intergers

-20/-5=?

Foil

(7x+7)(5x+3)

F:?
O:?
I:?
L:?

combining like-terms

(32y+6) + (4y+3) = ?

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in out rule

develop a rule to find any term given an in- out table.


Tuesday, December 16, 2008

in out

last one
1/2
3/4
5/6
7/ ????

sub

c=1

3c+cc+2c+4c+cc

now what