Question

Помогите!!!!!!!!!!!!

Answer 1

а) (8x)^2=8^2 (x^2)=64x^2
b) (1/3 0,2)^3=(1/3)^3( 0,2)=8/27000
c) 90,2y^3)^4=0,0016y^12
d) -(-2a b^4)^3=8a^3b^12