Re: Table to find lower and upper estimate
- To: mathgroup at smc.vnet.net
- Subject: [mg68160] Re: Table to find lower and upper estimate
- From: "ben" <benjamin.friedrich at gmail.com>
- Date: Thu, 27 Jul 2006 05:29:40 -0400 (EDT)
- References: <ea72lp$k6p$1@smc.vnet.net>
- Sender: owner-wri-mathgroup at wolfram.com
Hi
xlist={0,5,10,15,20,25};
flist={-42,-37,-25,-6,15,36};
dxlist=Rest[xlist]-Most[xlist]
lower=dxlist.Most[flist]
upper=dxlist.Rest[flist]
Hope that helps
Bye
Ben
T Harris schrieb:
> Hello,
>
>
>
> I hope someone could tell me where to look to or if easy enough, to advise
> me on how to use Mathemetica for the type of problem I have below. I
> already have worked it and have the lower estimate to be -475 and the upper
> estimate to be -85. I was hoping to put Mathematica to a practical use here
> and I really don't know how to do this. I have typed the problem in
> exactly as shown in James Stewart's, Calculus 5th Edition.
>
>
>
> Here it is:
>
> A table of values of an increasing function f is shown. Use the table to
> find lower and upper estimates for f(x) dx.
>
> x
> 0
> 5
> 10
> 15
> 20
> 25
>
> f(x)
> -42
> -37
> -25
> -6
> 15
> 36
>
>
>
>
> Thanks to anyone with advice.
>
>
> T Harris