# factorization

• March 1st 2009, 07:06 PM
xo-sherry
factorization
hey guys im working on some new stuff in math
and im really stuck

factor
4(x-y)-2(x-y)^2 =

2(x-3y)^2 + 4x (x-3y) =

can some plz explain how to do these type of factorization
thank you!
• March 1st 2009, 07:21 PM
Quote:

Originally Posted by xo-sherry
hey guys im working on some new stuff in math
and im really stuck

factor
4(x-y)-2(x-y)^2 =

2(x-3y)^2 + 4x (x-3y) =

can some plz explain how to do these type of factorization
thank you!

(1) $4(x-y)-2(x-y)^2$

$=2(x-y)(2-x+y)$

(2) $2(x-3y)(x-3y+2x)$