Re: New user: Abs[] problem

*To*: mathgroup at smc.vnet.net*Subject*: [mg50097] Re: [mg50079] New user: Abs[] problem*From*: Bob Hanlon <hanlonr at cox.net>*Date*: Sun, 15 Aug 2004 03:14:23 -0400 (EDT)*Reply-to*: hanlonr at cox.net*Sender*: owner-wri-mathgroup at wolfram.com

eqn=x+1-Abs[2x-4]+Abs[5-x]==0; FindRoot[eqn,{x,2}] {x -> 5.} eqn /. % True Bob Hanlon > > From: Edson.Brusque at smc.vnet.net To: mathgroup at smc.vnet.net > Date: 2004/08/14 Sat AM 01:50:33 EDT > To: mathgroup at smc.vnet.net > Subject: [mg50097] [mg50079] New user: Abs[] problem > > Hello, > > I'm starting Electrical Engineering and using Mathematica for > helping me in Calculus e Algebra studies. > > I'm trying to solve this equation on Mathematica: > x + 1 - |2x - 4| + |5 - x| = 0 > > on the Math* notebook I'm typing: > Solve[x + 1 - Abs[2x - 4] + Abs[5 - x] == 0,x] > > but only got an empty output: {{}} > > Someone please can help me get Math* to solve this? > > Thank you very much, > > Edson Brusque > > ----------------------------------------------------------------- ---- > Edson Brusque C.I.Tronics Lighting Designers Ltda > Research and Development Blumenau - SC - Brazil > http://www.suporte.ind.br/ryan/netiqueta.htm www.citronics.com.br > ----------------------------------------------------------------- ---- > > > >