Re: How to get Mathematica to actually *add* fractions?
- To: mathgroup at smc.vnet.net
- Subject: [mg40545] Re: [mg40529] How to get Mathematica to actually *add* fractions?
- From: "Y.A.Tesiram" <yas at pcomm.hfi.unimelb.edu.au>
- Date: Wed, 9 Apr 2003 20:28:21 -0400 (EDT)
- Sender: owner-wri-mathgroup at wolfram.com
Hi, Use Factor, (2/(3x)) + (6/x) + (x/(x + 3)) // Factor Yas On Wed, 9 Apr 2003, cdj wrote: > Hi, > > Like the subject says, but take for example: > > (2/(3x)) + (6/x) + (x/(x + 3)) > > Sending to the kernel simply gives: > > 20/3x + x/(3+x) > > What I wanted/hoped for was the common-denominator version: > > (3x^2 + 20x + 60)/(3x(x+3)) > > Is there any way to get Mathematica to give the one-denominator > version of sums of fractions? > > thanks, > > cdj > >