[tex]\bf ~\hspace{7em}\textit{negative exponents} \\\\ a^{-n} \implies \cfrac{1}{a^n} ~\hspace{4.5em} a^n\implies \cfrac{1}{a^{-n}} ~\hspace{4.5em} \cfrac{a^n}{a^m}\implies a^na^{-m}\implies a^{n-m} \\\\[-0.35em] \rule{34em}{0.25pt}\\\\ \cfrac{3^3 \cdot 3^4}{3^{10}}\implies \cfrac{3^3 \cdot 3^4\cdot 3^{-10}}{1}\implies 3^{3+4-10}\implies 3^{-3}\implies \cfrac{1}{3^3}\implies \cfrac{1}{27}[/tex]
