Re: Factor by Grouping

*To*: mathgroup at smc.vnet.net*Subject*: [mg96635] Re: [mg96613] Factor by Grouping*From*: DrMajorBob <btreat1 at austin.rr.com>*Date*: Wed, 18 Feb 2009 04:21:49 -0500 (EST)*References*: <200902171126.GAA26096@smc.vnet.net>*Reply-to*: drmajorbob at longhorns.com

Your polynomial won't factor, since xy is a third variable... not x*y. Correcting that, however: 4 + 7 x y - 14 y - 2 x // Factor (-2 + x) (-2 + 7 y) Bobby On Tue, 17 Feb 2009 05:26:20 -0600, magnum <magnum at nobody.com> wrote: > I am new to Mathmatica. I am trying to learn how to factor monomials and > polynomials and at the same time learn Mathematica. How to I factoa > equation such as > > 4+7xy-14y-2x > > I need to group to (x-2)(7y-2). > > Should be easy I think, but I can't actually figure out what the correct > sequence would be. > > > > > -- DrMajorBob at longhorns.com

**References**:**Factor by Grouping***From:*magnum <magnum@nobody.com>