Question

Simplify 3^-3
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Answer 1

`\bf 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}\\\\ 3^(-3)\implies \cfrac{1}{3^3}\implies \cfrac{1}{27}`