Date: Jan 21, 2009 8:51 PM Author: Tay Subject: Re: -1 x -1 ? -1 *-1 = 1 huh?

Well, think of it like this:

The minus (negative) signs cancel eachother out:

(-1)(-1)=

[(-)(-)](1x1)=

So then, multiply the + and numbers:

(+)(1x1)=

You've got positive 1:

+1

It's so simple.