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MathGroup Archive 2005

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Re: Plotting 2d graphs?

  • To: mathgroup at smc.vnet.net
  • Subject: [mg57185] Re: [mg57168] Plotting 2d graphs?
  • From: Clifford Martin <camartin at snet.net>
  • Date: Fri, 20 May 2005 04:43:17 -0400 (EDT)
  • Sender: owner-wri-mathgroup at wolfram.com

This seems to work ok.

Plot[2*x^2 + 16*x + 32, {x, -20, 20}]

Cliff

--- Paul Hughes <psidoc at gmail.com> wrote:
> I'm having trouble using the basic 2d plot function.
>  I want to be
> able to plot things such as a simple quadratic or
> ellipse:
> 
> Examples:  2x^2 + 16x + 32 = 0  (Quadratic)
> 
> (x-5)^2/16 + (y+4)^2/25 = 1  (Ellipse)
> 
> But have failed to do so, having tried every
> variation i can think of
> to get it to work.
> 
> 


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