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Topic: Re: Teaching Dev Mathematics Conceptually: practical ideas
Replies: 96   Last Post: May 4, 2009 5:07 AM

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Jodi Cotten

Posts: 108
Registered: 12/6/04
Re: RE: RE: -2^4 vs (-2)^4 [Microsoft Excel]
Posted: Feb 10, 2009 4:09 PM
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att1.html (2.1 K)

I have 2007 and it made the same mistake.

----- Original Message -----
From: Beth Hentges
Date: Tuesday, February 10, 2009 3:56 pm
Subject: RE: RE: -2^4 vs (-2)^4 [Microsoft Excel]
To: "mathedcc@mathforum.org"

> Still wrong in 2007.
> Beth
>
> - -----Original Message-----
> From: owner-mathedcc@mathforum.org [mailto:owner-
> mathedcc@mathforum.org] On Behalf Of Jonathan Groves
> Sent: Tuesday, February 10, 2009 11:06 AM
> To: mathedcc@mathforum.org
> Subject: Re: RE: -2^4 vs (-2)^4 [Microsoft Excel]
>

> > Unfortunately in Microsoft Excel 2003
> >
> > =-6^2 produces 36 which we would say is incorrect!
> > =(-6)^2 produces 36
> > =-(6^2) produces -36

>
> That is strange! I checked it out myself, and you're right.
> Thanks for letting us know about this glitch!
>
> I don't have Microsoft Excel 2007 on my computer, but I know
> some do. Does ME 2007 make the same mistake? I am asking this
> question for their benefit.
>
> - ------- End of Forwarded Message
>
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<DIV>I have 2007 and it made the same mistake.<BR><BR>----- Original Message -----<BR>From: Beth Hentges&nbsp;<BETH.HENTGES@CENTURY.EDU><BR>Date: Tuesday, February 10, 2009 3:56 pm<BR>Subject: RE: RE: -2^4 vs (-2)^4 [Microsoft Excel]<BR>To: "mathedcc@mathforum.org" <MATHEDCC@MATHFORUM.ORG><BR><BR>&gt; Still wrong in 2007.<BR>&gt; Beth<BR>&gt; <BR>&gt; - -----Original Message-----<BR>&gt; From: owner-mathedcc@mathforum.org&nbsp;[mailto:owner-<BR>&gt; mathedcc@mathforum.org] On Behalf Of Jonathan Groves<BR>&gt; Sent: Tuesday, February 10, 2009 11:06 AM<BR>&gt; To: mathedcc@mathforum.org<BR>&gt; Subject: Re: RE: -2^4 vs (-2)^4 [Microsoft Excel]<BR>&gt; <BR>&gt; &gt; Unfortunately in Microsoft Excel 2003<BR>&gt; &gt; <BR>&gt; &gt; =-6^2 produces 36 which we would say is incorrect!<BR>&gt; &gt; =(-6)^2 produces 36<BR>&gt; &gt; =-(6^2) produces -36<BR>&gt; <BR>&gt; That is strange! I checked it out myself, and you're right. <BR>&gt; Thanks for letting us know about this glitch! <BR>&gt; <BR>&gt; I don't have Microsoft Excel 2007 on my computer, but I know <BR>&gt; some do. Does ME 2007 make the same mistake? I am asking this <BR>&gt; question for their benefit.<BR>&gt; <BR>&gt; - ------- End of Forwarded Message<BR>&gt; <BR>&gt; ****************************************************************************<BR>&gt; * To post to the list: email mathedcc@mathforum.org&nbsp;*<BR>&gt; * To unsubscribe, email the message "unsubscribe&nbsp;mathedcc" to <BR>&gt; majordomo@mathforum.org&nbsp;*<BR>&gt; * Archives at http://mathforum.org/kb/forum.jspa?forumID=184 *<BR>&gt; ****************************************************************************<BR>&gt; <BR>&gt; ------- End of Forwarded Message<BR>&gt; <BR>&gt; ****************************************************************************<BR>&gt; * To post to the list: email mathedcc@mathforum.org *<BR>&gt; * To unsubscribe, email the message "unsubscribe mathedcc" to <BR>&gt; majordomo@mathforum.org *<BR>&gt; * Archives at http://mathforum.org/kb/forum.jspa?forumID=184 *<BR>&gt; ****************************************************************************<BR>&gt; </DIV>


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