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Why
do we need these rules? Let's go back to an old
example from rule #2:

Look at this
carefully... It makes sense, doesn't it? The
problem was that the -2 exponent was confusing...
So, we need a way to deal with it.
Check out an example
with just numbers:

TRY IT:

One of the games we'll
be playing is to rewrite things so that there are no
negative exponents.
Check it out:

This negative is not effected!
Continued on the
next
page
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