## [windows2000] Re: OT - Math Question

• From: Chris Berry <chris_berry-list-windows2000@xxxxxxxxxxxxxxxxx>
• To: windows2000@xxxxxxxxxxxxx
• Date: Wed, 29 Nov 2006 13:09:46 -0800

```Mark Lane wrote:

```
```I was a math major in a former life 10+ years.

1/2(e^x + e^-x) = 4
e^x + e^-x = 8
(e^x)^2 + 1 = 8e^x
Let y = e^x such that x = ln(y).
y^2 + 1 = 8y
y^2 - 8y + 1 = 0
Use quadratic formula, which is x = (-b +- sqrt(b^2 - 4ac))/2a, to solve for
```
y in previous equation. Then x = ln(y)
```
Pretty, but pure handwaving, you still didn't provide a value for x.

--
Chris Berry
chris_berry@xxxxxxxxxxxxxxxxx
JM Associates

```
"If we don't believe in freedom of expression for people we despise, we don't believe in it at all." --Noam Chomsky
```*****************************
New Site from The Kenzig Group!
```
Windows Vista Links, list options and info are available at:
```http://www.VistaPop.com
```
***************************** To Unsubscribe, set digest or vacation
```mode or view archives use the below link.

http://thethin.net/win2000list.cfm
```