Re: [Phys-l] algebra problems

[Brian Whatcott <betwys1@sbcglobal.net>]

At 09:13 AM 6/14/2007, Paolo,  you wrote:
> ----- Original Message -----
> From: "Jack Uretsky" <jlu@hep.anl.gov>
> To: "Forum for Physics Educators" <phys-l@carnot.physics.buffalo.edu>
> Sent: Wednesday, June 13, 2007 6:35 PM
> Subject: [Phys-l] algebra problems
>
>
> > Hi all-
> >   I want to post links...
>
> It's me who am just too dumb, or this is a very clever fake?
>
> Paolo Cavallo


Each solution that I clicked looked beautiful cast
in careful algebra expansions,   with particular care
given  to the valid ranges of the unknown.
I found it educational.



Brian Whatcott    Altus OK    Eureka!