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Home Q & A Board Science-Related Homework Help Mathematics
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tojo70 tojo70
wrote...
Posts: 22
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12 years ago
how do laws of exponents work with rational expression?
In particularly, these two:

-In multiplying, we can add exponents if the
bases are the same.


-To raise a power to a power, we can multiply
the exponents.
oops, i meant to put how do laws of exponents work with rational EXPONENTS.

Thanks!
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wrote...
#1
12 years ago
Exactly the same as with integers.

x^(a/b)*x^(c/d) = x*(a/b + c/d)

[x^(a/b)]^(c/d) = x*(ac/bd)
wrote...
#2
12 years ago
school is over, but:

its just like integers, for example:

x^(a/b)*x^(c/d) = x*(a/b + c/d)

[x^(a/b)]^(c/d) = x*(ac/bd)
wrote...
#3
12 years ago
It is the same as you just said.  Nothing changes.
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