Răspuns:
8¹²:4⁹=(2³)¹²:(2²)⁹=2³⁶:2¹⁸=2¹⁸
8^3*4:4^3*3=[(2^3)^3]^4:[(2^2)^3]^3=(2^3)^12:(2^2)^9=(2^3-2)^12-9=(2^1)^3=8
Sper ca te-am ajutat!
