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Re: How to isolate the constant in a two variable equation?

• To: mathgroup at smc.vnet.net
• Subject: [mg113480] Re: How to isolate the constant in a two variable equation?
• From: mathman <mstankus at gmail.com>
• Date: Sat, 30 Oct 2010 04:38:44 -0400 (EDT)
• References: <iae7ok$7qd$1@smc.vnet.net>

On Oct 29, 6:30 am, "Eduardo M. A. M.Mendes" <emammen... at gmail.com> wrote:
If you know what the variables are, set them equal to zero using
Replace.

> Hello
>
> I know that Coefficient can isolate the coefficient relate to the variables
> in an equation but I wonder how the constant could be retrieved.
>
> Something like
>
>   4X*X+3Y*Y+2X*Y+1
>
> How to get to isolate the constant 1?
>
> Many thanks
>
> Ed