Re: Factoring Does work on the TI-89!


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Re: Factoring Does work on the TI-89!



>> > Try factoring 16n^2+24n+9  on the TI-89.  It gives you the answer
>> >16(n+.75)^2  What is that???   On my HP48GX using the Alg48 4.0 LIB, using
>> the
>> >factor comand I get the correct answer (4n+3)^2....   Is there a way to get
>> my
>> >TI-89 to give me an answer like this??? Help!  Please respond via e-mail.
>> >capasso@cyberenet.net
>
>True, but why does the TI-92 give (4n+3)^2? I here the TI-89 is supposed
>to have the same  symbolic software as the 92. Here it does not.

On My 89
When I do the problem in Approximate mode I get 16(n+.75)^2

When I do the problem in Exact mode I get (4n+3)^2

The two are the same.  I think exact mode seeks all intergers, thus avoiding
the ".75"

I don't see anything to complain about.  I love my 89

Walt


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