Re: TI-85 and log(-4)

Re: TI-85 and log(-4)

• To: CALC-TI@LISTS.PPP.TI.COM
• Subject: Re: TI-85 and log(-4)
• From: Martin Hallnds <martin-hallnas@USA.NET>
• Date: Fri, 25 Jul 1997 21:22:39 +0200
• Organization: Algonet/Tninet
• References: <33d7a2ec.6217070@news.aristotle.net>
• Reply-To: Martin Hallnds <martin-hallnas@USA.NET>
• Xref: paladin.american.edu bit.listserv.calc-ti:15430

David Socher wrote:

> My algebra instructor had everyone punch the log of a negative number
> into their calculator to demonstrate that this could not be done.
> Everyone got an error message except me and my TI-85.  I got something
>
> that looks like a complex number.  My instructor couldn't explain it.
> The manual doesn't to cover it.  Can anyone tell me what's happening
> here?
>
> David Socher

The reason that something that looks like a complex number appears is
because it is a complex number.
Strange that youre teacher doesn4t know about this.

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• TI-85 and log(-4)
• From: David Socher <dsocher@ARISTOTLE.NET>

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