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Re: Plotting a function of x and y

  • To: mathgroup at smc.vnet.net
  • Subject: [mg28127] Re: Plotting a function of x and y
  • From: "Paul Lutus" <nospam at nosite.com>
  • Date: Sat, 31 Mar 2001 02:58:58 -0500 (EST)
  • References: <9a1l5e$abh@smc.vnet.net>
  • Sender: owner-wri-mathgroup at wolfram.com

"Christopher Deacon" <cdeacon at physics.mun.ca> wrote in message
news:9a1l5e$abh at smc.vnet.net...
> How do I plot the function
>
>    3 x+ 2y = 50?
>
> I suppose I could use Solve to rewrite the equation in slope-intercept
form,
> but is there a simpler way?

The simplest way is for you to decide what form of the function you want to
plot, create it, and then plot it.

Here is an example:

f[x_] = Solve[3 x + 2 y == 50,y][[1,1,2]]

Plot[f[x],{x,-10,10}]

--
Paul Lutus
www.arachnoid.com





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