Answer:
2√10
Explanation:
You want the simplest radical form of 6.32455532034.
Approximation
In order for the given decimal value to have a "simplest radical form," we must assume it is an approximation of an irrational root. The given rational number is approximately equal to √40, differing in the 12th decimal place and beyond.
6.32455532034 ≈ √40 = 2√10
__
Additional comment
The radical is simplified by removing all of the perfect squares from under the radical.
40 = 2^3 × 5 = (2^2)(2×5) = (2^2)(10)
√40 = 2√10