[TI-M] Re: Derivative on 83+


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[TI-M] Re: Derivative on 83+






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<-----Original Message----->
> 
>From: jeff
>Sent: 9/7/2002 9:41:48 AM
>To: ti-math@lists.ticalc.org
>Subject: [TI-M] Re: Derivative on 83+
>
>
>if you're just doing polynomials, wouldn't it be quicker to do it
manually? seems to me like
>you'd go through more trouble getting the lists put together and doing
the regression than just
>bringing down powers in the polynomial and typing in the derivative.
unfortunately the ones where
>regression wouldn't work - like quotients and trig functions and such -
are also a little harder
>to do by hand. with those, i'd think the quickest would be to
differentiate using symbolic. 
>(maybe at the homescreen do the derivative, then since i think it
returns a string, do string->equ
>to put it in the y=)
>
>jeffrey
==========
I agree. However, the question was asked, could the symbolic derivative
be done on a TI-83.
In order to do that the technique is a little complex. Later models had
the capability of doing at 
leasr some directly, but not TI-82 and TI-83.





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