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Topic: -1 x -1 ?
Replies: 29   Last Post: May 13, 2009 9:01 AM

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Tay

Posts: 1
Registered: 1/21/09
Re: -1 x -1 ?
Posted: Jan 21, 2009 8:51 PM
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-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.



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