1) (a-2)^3 = a^3 - 6a^2 + 12a - 8
2) (y+3)^3 = y^3 + 9y^2 + 27y + 27
3) (2y-3)^3 = 8y^3 - 36y^2 + 54y - 27
4) (3n-2m)^3 = 27n^3 - 54n^2m + 36nm^2 - 8m^3
1) (a-2)^3 = a^3 - 6a^2 + 12a - 8
2) (y+3)^3 = y^3 + 9y^2 + 27y + 27
3) (2y-3)^3 = 8y^3 - 36y^2 + 54y - 27
4) (3n-2m)^3 = 27n^3 - 54n^2m + 36nm^2 - 8m^3