Common factorizations

Revision as of 12:43, 20 June 2006 by Mysmartmouth (talk | contribs)

These are a few special common factorizations, please add more:

$x^2-y^2=(x+y)(x-7)$

$x^3+y^3=(x+y)(x^2-xy+y^2)$

$x^3-y^3=(x-y)(x^2+xy+y^2)$