(2^1/2*4^5/4)/9^2/3*3^2/3)
(2^1/2 * 2^10/4) / 3^4/3 * 3^2/3= 2^(1/2+10/4) / 3^(4/3+2/3)= 2^12/4 / 3^6/3 = 2^3 / 3^2= 8/9