Question

Can someone please explain to me how to simplify.....

Answer 1

Find the factors of 128. If you have 3 factors that are the same, take them out.

Answer 2

For example, \[\sqrt[3]{16} = \sqrt[3]{2 \times 2 \times 2 \times 2} = \sqrt[3]{2 \times 2 \times 2} \sqrt[3]{2} = 2\sqrt[3]{2}\]