Simplify ^3 √54 .

To simplify the cube root of 54, we need to find the largest perfect cube factor of 54. The prime factorization of 54 is 2 × 3^3. We can rewrite 54 as (2 × 3^3). Taking the cube root of 3^3 equals 3. So, the simplified form of the cube root of 54 is 3√2.