tolong d jawab yg dilingkarin yg c dan e di sederhanakan

Penyelesaian:

Ingat: a^m . a^n = a^m+n
a^m / a^n = a^m-n
(a^m)^n = a^mn

c. 3m^3 x (mn)^4
= 3m^3 . m^4 . n^4
= 3m^3+4 . n^4
= 3m^7 . n^4

e. (2x^3) x 3(x^2 . y^2)^3 . 5y^4
= 2x^3 . 3x^6 . y^6 . 5y^4
= 6x^3+6 . 5y^6+4
= 6x^9 . 5y^10