Multiply: 4a2(a−2)4a^2(a - 2)4a2(a−2).
4a3−84a^3 - 84a3−8
4a2−8a4a^2 - 8a4a2−8a
4a3−24a^3 - 24a3−2
4a3−8a24a^3 - 8a^24a3−8a2