Re: help: rewriting a fraction a/b==c/d + e/f
- To: mathgroup at smc.vnet.net
- Subject: [mg31006] Re: help: rewriting a fraction a/b==c/d + e/f
- From: Mark Westwood <mark at galeawestwood.freeserve.co.uk>
- Date: Tue, 2 Oct 2001 01:20:42 -0400 (EDT)
- References: <9p93dn$oce$1@smc.vnet.net>
- Sender: owner-wri-mathgroup at wolfram.com
Okke Try Apart[1/((x-1)(x^2+x+1))] Regards Mark Westwood Pilot Solutions Ltd Okke wrote: > hello, > i'm trying the mathematica demo by doing some basic mathematics. > now i'm stuck at rewritting a fraction. > could somebody please help me by telling me how to rewrite: > > 1/((x-1)(x^2+x+1)) to A/(x-1) + (Bx+C)/(x^2+x+1) > or do i have to do that manualy? > and can mathematica find the values for A, B and C ? > Solve[eqn1==eq2,{A}] doesnt solve the problem, and subsituting > x with 1 doesnt either. > > tia,