Re: plot

*To*: mathgroup at smc.vnet.net*Subject*: [mg110692] Re: plot*From*: Sunt <sunting.05 at gmail.com>*Date*: Fri, 2 Jul 2010 07:26:10 -0400 (EDT)*References*: <i0k2jv$k0f$1@smc.vnet.net>

On Jul 2, 2:57 pm, agua <auguayl... at gmail.com> wrote: > Hi > With Plot[( (2x+1) Sqrt[x+1] ) / Sqrt[x-1] ,{x,-5,5}] > hoped to obtain a graph only for x>1. > > What happened? > regards. Hi, Add PlotRange option in the command Plot like: Plot[( (2x+1) Sqrt[x+1] ) / Sqrt[x-1] ,{x,-5,5},PlotRange->{1,100}]