## Intermediate Algebra for College Students (7th Edition)

$-6$
RECALL: (i) $\sqrt[n]{a^n} = a$ when $n$ is odd (ii) $\sqrt[n]{a^n}=|a|$ when $n$ is even Write the expression inside the radical sign as a cube, and then use rule (i) above to obtain: $\sqrt[3]{(-6)^3}=-6$