2^7 x b^(1+3) x y^(7+2)
= 2^7 x b^4 x y^9
c. 3m^3 x (mn)^4
Jawab:
3^3 x m^3 x m^4 x n^4
= 3^3 x m^(3+4) x n^4
= 3^3 x m^7 x n^4
d. (tn^3)^4 x 4t^3
Jawab:
tn^(3x4) x 4^3 x t^3
= tn^12 x 4^3 x t^3
= t^12 x n^12 x 4^3 x t^3
= t^(12+3) x n^12 x 4^3
= 4^3 x t^15 x n^12
e. 2x^3 x 3(x^2.y^2)^3 x 5y^4