Re: TI-H: Help with ti-82

To: ti-hardware@lists.ticalc.org
Subject: Re: TI-H: Help with ti-82
From: gussie@alaska.net (Grant Stockly)
Date: Tue, 2 Jun 1998 20:08:33 -0700
Delivered-To: ti-hardware-outgoing@towerguard.unix.edu.sollentuna.se
Reply-To: ti-hardware@lists.ticalc.org


>In a message dated 98-06-03 00:00:16 EDT, you write:
>
><< >Grant Stockly wrote:
> >
> >> >In a message dated 98-06-02 23:27:05 EDT, you write:
> >> >
> >> ><< >Hi...i didnt know which newsletter to send this to but this seemed
>the
> >> >most
> >> > >resonable...Does anyone know if it is possible to find zeros or roots
> >>of an
> >> > >equation on a ti-82???
> >> >
> >> > Yes...  :)  Just 'graph it'.  :)
> >> >  >>
> >> >
> >> >Yeah...but the ti-85 can do roots and it gives an EXACT number...im just
> >> >wondering if a ti-82 can do the same
> >>
> >> Try using the trace function and intercet.  It gives the EXACT number...
> >
> >No, I think he means an exact answer with square roots and such, not
>decimals.
>
> Okay, lets see what he means...
>
> What do you mean?  :) >>
>
>Ummm your way is fine...but if there is a way to do it with square roots and
>umm such that would be even better

what do you want to get?  X=4 X=3 from X^2+7X+12?