Выполним возведение в степени:
1) (a^3)^2 = a^(3*2) = a^6.
2) (-3x)^2 = 9x^2.
3) (4m)^3 = 4^3*m^3 = 64m^3.
4) (-4c)^0 = 1.
5) (1/2*a*b)^2 = (1/2)^2*a^2*b^2 = 1/4*a^2*b^2.
6) (-1/2*a*b)^3 = (-1/2)^3*a^3*b^3 = -1/8*a^3*b^3.
7) (2^2*a^2*b^2)^2 = (4*a^2*b^2)^2 = 16*a^4*b^4.
8) (1.2c*a^2*b)^2 = (1.2)^2*(a^2)^2*b^2 = 1.44*a^4*b^2.