Question

Express in simplest terms $\sqrt[8]{8512}$

• A. $\sqrt[8]{82}$
• B. $-2\sqrt[8]{82}$
• C. $8\sqrt[8]{82}$
• D. $2\sqrt[8]{82}$

Answer 1

The correct option is D $2\sqrt[8]{82}$

$\sqrt[8]{8512}=\sqrt[8]{8256\ast 2}=\sqrt[8]{82^8\ast 2}=2\sqrt[8]{82}$