Simplify 1/(4^-2)

$\frac{1}{4^{- 2}}$

Step 1

Move $4^{- 2}$ to the numerator using the negative exponent rule $\frac{1}{b^{- n}} = b^{n}$ .

$4^{2}$

Step 2

Raise $4$ to the power of $2$ .

$16$

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