HELP WITH FACTORING BY GROUPING PLEASE

From: "russiandon" <donalexpop@xxxxxxxxxxx>
Date: 19 Oct 2005 07:22:00 -0700

(A^2+2AB+B^2) - 4;;

X^2 + 2X +1 -Y^2;;

9 - (X^2 + 4XY + 4Y^20);;

How to solve them, and is there one pattern to solve them, or what do
they have in common to solve them.

.

Follow-Ups:
- Re: HELP WITH FACTORING BY GROUPING PLEASE
  - From: Richard J. Fateman

Prev by Date: PATAT 2006: Second Call for Papers
Next by Date: Re: HELP WITH FACTORING BY GROUPING PLEASE
Previous by thread: PATAT 2006: Second Call for Papers
Next by thread: Re: HELP WITH FACTORING BY GROUPING PLEASE
Index(es):
- Date
- Thread