Question

Simplify. Assume all variables represent positive real numbers.
^3sqrt81x^8

Answer 1

27x^6

Answer 2

\[\sqrt[3]{81x^8} = \sqrt[3]{27 \times3 \times x^6 \times x^2} = 3x^2\sqrt[3]{3x^2}\]

Answer 3

27 = 3^3 x^6 = (x^2)^3