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Re: factoring

  • To: mathgroup at smc.vnet.net
  • Subject: [mg115103] Re: factoring
  • From: Helen Read <readhpr at gmail.com>
  • Date: Thu, 30 Dec 2010 19:06:45 -0500 (EST)
  • References: <ifhi7m$i0t$1@smc.vnet.net>

On 12/30/2010 4:09 AM, r_poetic wrote:
> Hello,
> an easy question:
>
> why does Factor[xy-xz+y^2-yz] fail to return (x+y)(y-z), and what
> command would do that?
>
> Thanks!

You're right that it's an easy question. You need to put a space between 
x y. otherwise, "xy" is a single symbol. Likewise for xz and yz.

Factor[x y - x z + y^2 - y z]



-- 
Helen Read
University of Vermont


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