[MSDN Library June 1998] LOGEST Returns #NUM! if Y Values Are Negative or Zero (53.4523809523809%)

MSDN Library Visual Studio 6.0 > Knowledge Base > Excel

[MSDN Library June 1998] LOGEST (9.36736495326366%)

MSDN Library Visual Studio 6.0 > Microsoft Office Development > Office 97 Documentation > Excel > Excel 97 Worksheet Functions Reference > Function Reference