Originally Posted by

**tpoma** It does, and i understand the formula. What I did not know was that I was able to plug that into my calculator. Unfortunatly I do not have the e on the calculator I am using. So that brings me to my next question. Am I screwed because I do not have that capability???

Really? Have you tried looking near the ln key - it might be shift+ln for example. On my Casio fx-85ES is it Code:

$\displaystyle Alpha \rightarrow \text { x }10^x$

Alternatively google has a calculator function: below is my search for e.

http://www.google.co.uk/search?hl=en...G=Search&meta=