Sun, 13 Apr 2008 00:14:23 -0400 from dd ss <doghasnose@[EMAIL PROTECTED]
>:
> Is it possible to solve either of these problems without using a
> graphing calculator or computer?
>
> 1. (X + 2)^X = 7
>
> 2. 3^X^X^X = 11
Well yes, of course. In principle, a calculator doesn't do anything
you can't do with pencil and paper.
As far as a *practical* solution, I think you're going to need
iterative methods to solve either one, and as a practical matter that
means a computer or a decent calculator.
--
Stan Brown, Oak Road Systems, Tompkins County, New York, USA
http://OakRoadSystems.com
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