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How do you simplify $9^-3 / 3^-8$ ?

1 Answer

May 4, 2016

9

Explanation:

Write as: $(3^2)^(-3)/3^-8$

Giving: $3^(-6)/3^(-8) = 3^8/3^6 = 3^(8-6) = 3^2 = 9$

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