Re: Need help programming my TI-85


[Prev][Next][Index][Thread]

Re: Need help programming my TI-85



On 28 Aug 96 at 21:17, Shairoz Rajwani wrote:


> I have a conics program for a TI-81 that I am trying to insert into my
> TI-85 but it does not seem to work.  The program is supposed to take
> values of an equation of the form Ax^2 + By^2 + Cxy + Dx + Ey + F = 0 and
> solve for y. A problem arises when the calculator has to substitute the
> values of A,B,C,D,E, and F into an equation that contains the unknown
> variable x.  An undefined arrow occurs as there is no value for x.  Also
> the calculator is not able to store the equation and then insert it into
> the graphing prompt y1 so that the conic can be graphed.  Could some one
> please help me.


If it worked on an 81 it should work on an 85. The only difference is
that "Ax" is interpreted as A*x in TI-81 but as a variable named Ax
in TI-85. If it still doesn't work, post the programs and we'll see
what's wrong.




Mattias Lindqvist
CS student at LTH, Sweden
E-mail: d96mli@efd.lth.se


References: