Answer
$\frac{1}{58}$
Work Step by Step
We want to simplify: $58^{-1}$
The negative exponent rule states that for every nonzero number $a$ and integer $n$, $a^{-n}=\frac{1}{a^n}$.
We use this to rewrite the expression as $\frac{1}{58^1}=\frac{1}{58}$.