Butuh bantuannya.. Pke carany

= 3^-1 a^-6 b^5 / 3^-4 a^-9 b^2
= 3^3 a^3 b^3
= (3 a b)^3

Note :
3^4 = 81
(3^4)^-1 = 3^-4

(a^b)^c = a^bxc

(1/a^b)^c = 1/a^bxc

Semoga membantu ^_^