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OpenStudy (anonymous):
(9^7) (9^-7)
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OpenStudy (anonymous):
\[9^{-7}=\frac{1}{9^7}\]
OpenStudy (anonymous):
Does that help?
OpenStudy (anonymous):
the problem says evaluate
OpenStudy (mertsj):
Remember that if you are multiplying factors with the same base, you can just add the exponents.
OpenStudy (anonymous):
You're supposed to do your own homework.
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OpenStudy (anonymous):
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