Question 76398
The given expression is:


{{{ ((54(b^4)(x^4))/(16 (b)(x^2)))^(1/3)}}} 


Here the numerator and the denominaotr can be divided by 2. 


{{{ (27(b^4)(x^4))/(8(b)(x^2)))}}}



This can be further simplified and written as: 


{{{(3b/2)(x)^(2/3)}}} 


Hence, the solution.