Question

Find the cube root of $729\times 216$.

Answer 1

Let's write the prime factorization of the numbers $729$ and $216$

$\sqrt[3]{3729\times 216}=\sqrt[3]{33^6\times 6^3}=3^2\times 6=9\times 6=54$

$\therefore \sqrt[3]{3729\times 216}=54$