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Math Forum » Discussions » Education » math-teach

Topic: In "square root of -1", should we say "minus 1" or "negative 1"?
Replies: 5   Last Post: Dec 3, 2012 12:53 AM

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Robert Hansen

Posts: 6,406
From: Florida
Registered: 6/22/09
Re: In "square root of -1", should we say "minus 1" or "negative 1"?
Posted: Dec 2, 2012 12:23 AM
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att1.html (1.5 K)


On Dec 1, 2012, at 10:39 PM, kirby urner <kirby.urner@gmail.com> wrote:

> "Did they teach anything about latitude / longitude when doing coordinate systems with ya? No? What school did you say that was?"

https://www.dropbox.com/sh/hz6q14yeafltfmn/Nd3JCDzftM/Freilich-1952.pdf

Page 105, 107

https://www.dropbox.com/sh/hz6q14yeafltfmn/_Y8FmVMapj/Dolciani-1965.pdf

Page 115, 132, 145 (also on page 112 and 113 but I seemed to have not included it).

Bob Hansen

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