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![\bf ~~~~~~~~~~~~\textit{negative exponents} \\\\ a^{-n} \implies \cfrac{1}{a^n} \qquad \qquad \cfrac{1}{a^n}\implies a^{-n} \qquad \qquad a^n\implies \cfrac{1}{a^{-n}} \\\\[-0.35em] \rule{34em}{0.25pt}\\\\ \cfrac{3}{3^3}\implies \cfrac{3^1}{3^3}\implies 3^1\cdot 3^{-3}\implies 3^{1-3}\implies 3^{-2}\implies \cfrac{1}{3^2}\implies \cfrac{1}{9}](/tpl/images/0081/0643/f19e8.png)
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