Question 107730
A) 81^3/4=THE FOURTH ROOT OF 81^3 OR FOURTH ROOT OF (81*81*81) OR
FOURTH ROOT OF (9*9*9*9*9*9) OR 9FOURTH ROOT OF (9*9)
OR 9FOURTH ROOT(3*3*3*3) 
OR 9*3=27 ANSWER.
PROOF
27^4=81^3
531,441=531,441.