       Re: polynomial function

• To: mathgroup at smc.vnet.net
• Subject: [mg117727] Re: polynomial function
• From: DrMajorBob <btreat1 at austin.rr.com>
• Date: Wed, 30 Mar 2011 04:14:47 -0500 (EST)

```2 10^-18 x^6 - 2 10^-14 x^5 + 10^-10 x^4 - 2 10^-7 x^3 + 0.0002 x^2 -
0.0373 x + 70.098

70.098 - 0.0373 x +
0.0002 x^2 - x^3/5000000 + x^4/10000000000 - x^5/50000000000000 + \
x^6/500000000000000000

% // Rationalize

35049/500 - (
373 x)/10000 + x^2/5000 - x^3/5000000 + x^4/10000000000 - \
x^5/50000000000000 + x^6/500000000000000000

Bobby

On Tue, 29 Mar 2011 06:58:26 -0500, cerr <ron.eggler at gmail.com> wrote:

> Hi There,
>
> I'm trying to make sense out of a polynomial function from excel,
> it gives me following:
> y = 2E-18x^6 - 2E-14x^5 + 1E-10x^4 - 2E-07x^3 + 0.0002x^2 - 0.0373x +
> 70.098
> and i want to translate this into (normal math) where x is numbers
> from 0 - 4069.
> following doesnt' seem to be right:
> 2/10^18*x^6 - 2/10^14*x^5+1/10^10*x&3+0.0002*x^2-0.0373*x+70.098
> But I don't see my mistake - can someone help me please?
> Thank you!
>

--
DrMajorBob at yahoo.com

```

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