Re: Dividing Polynomials
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With all this talk about divsion...
Can anybody repost the Long division program written by Mark Malley??
Well, thanks,
Sn00py
ALFY@juno.com
On Fri, 20 Sep 1996 12:33:53 -0400 "P. Kolbus"
<ae607@DETROIT.FREENET.ORG> writes:
>Numerical division: Uses current value of x (whatever that may be)
>Synthetic division: I do not see a synthetic division program in the
>archive, but one would be fairly easy to create (use lists!). I have
>a
>TI-92 so I don't need one, but with basic programming knowledge it
>would be
>easy...
>At 07:14 9/20/96 -0800, Wilma C Payne wrote:
>>Does anyone have a program for synthetic division? (And just for my
>own
>>elucidation, where does the 82 get the numbers it uses for numerical
>>division?)
>>
>>--
>>Wilma Payne, McGrath, AK
>>
>>On Fri, 20 Sep 1996, P. Kolbus wrote:
>>
>>> You are doing nothing wrong... Mark Malley's program did numerical,
>not
>>> synthetic, division...
>>>
>>> At 18:45 9/19/96 -0800, Wilma C Payne wrote:
>>> >I'm just beginning to use TI-82's in my high school Algebra II
>class. I
>>> >hope this question isn't too elementary...
>>> >
>>> >We're learning to divide a polynomial by a binomial, using the
>>> >"long-division" process. Mark Malley requested a program on
>September 12
>>> >that would divide two terms like (x^2+x)/(x+1). That looked like
>what we
>>> >were trying to do, so when Peter Blaskiewicz sent a program in
>answer to
>>> >Mark's request, I tried it. The TI-82 seems to understand and
>like the
>>> >program, so I figured I had passed the first hurdle.
>>> >
>>> >The problem is that I keep getting a numerical value when I run
>the
>>> >program, and I don't understand why. I thought I should get "x"
>as an
>>> >answer to Mark's example, but I got 13.08510638. When I tried
>(x^2+5x-8)
>>> >divided by (x+1), it returned 16.23314263. I expected something
>like
>>> >x+4-{12/(x+1)}.
>>> >
>>> >Can anyone explain what I'm doing wrong? Thanks.
>>> >
>>> >--
>>> >Wilma Payne, McGrath, AK
>>> >
>>> >
>>> +--------------------------------------------------------+
>>> | Peter Kolbus +1.810.474.0872 |
>>> | ae607@detroit.freenet.org #include <disclaimer.h> |
>>> +--------------------------------------------------------+
>>> | Due to financial problems, the light at the end of |
>>> | the tunnel has been permanently disconnected. |
>>> | |
>>> | Who is General Failure, and who gave him permission |
>>> | to read drive C? |
>>> | |
>>> | ***Written using 100% recycled electrons*** |
>>> | *** (70% post-consumer) *** |
>>> +--------------------------------------------------------+
>>>
>>
>>
>>
>+--------------------------------------------------------+
>| Peter Kolbus +1.810.474.0872 |
>| ae607@detroit.freenet.org #include <disclaimer.h> |
>+--------------------------------------------------------+
>| Due to financial problems, the light at the end of |
>| the tunnel has been permanently disconnected. |
>| |
>| Who is General Failure, and who gave him permission |
>| to read drive C? |
>| |
>| ***Written using 100% recycled electrons*** |
>| *** (70% post-consumer) *** |
>+--------------------------------------------------------+
>
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