Question

\[\sqrt[3]{480} = \sqrt[3]{3} \times 2 \times \sqrt[3]{. . .}\]

Answer 1

20

∵ \[\sqrt[3]{480} = \sqrt[3]{\left\{ 2 \times 2 \times 2 \right\} \times 2 \times 2 \times 3 \times 5} = 2 \times \sqrt[3]{3} \times \sqrt[3]{5 \times 2 \times 2} = \sqrt[3]{3} \times 2 \times \sqrt[3]{20}\]