what 512^2/3 * 100,000^2/5
\((512^{1/3})^2 * (100000^{1/5})^2\\ =8^2*10^2\\ =6200\)
I would assume that this is a careless typo by Melody, but the final arithmetic calculation is incorrect.
8^2 = 64
X
10^2 = 100
____________
6400
Yes of course I made a typo.
Thanks for correcting it