## Thinking Mathematically (6th Edition)

$6^{-3}= \dfrac{1}{6^3} = \dfrac{1}{216}$
RECALL: For any non-zero real number $a$, $a^{-m} = \dfrac{1}{a^m}$ Use the rule above to find: $6^{-3} \\=\dfrac{1}{6^3} \\=\dfrac{1}{216}$