Re: Graph-TI - Inverse sine of 2 on TI-85 - Article 46 - go-pugleaf

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Re: Graph-TI - Inverse sine of 2 on TI-85

#46

From: Peter Kolbus
Date: Wed, 23 Nov 1994 17:32

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That is a COMPLEX number... If you do not know what one is, let me know
and I will explain further.

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On Wed, 23 Nov 1994, Andrew Kuemmel wrote:

> I thought that the number 2 does not have an inverse sine.
> But on the TI-85, when I press <2nd> <sin> 2 <enter>
> it gives an answer of (1.57...., -1.31...)
>
> Can someone explain that answer to me?  Thanks!
>
> Andy Kuemmel
> Edgerton High School
>
>

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Newsgroups: bit.listserv.graph-ti
Date: Wed, 23 Nov 1994 12:32:35 -500 (EST)
From: Peter Kolbus <pkolbus@oeonline.com>
Subject: Re: Graph-TI - Inverse sine of 2 on TI-85
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