Question

计算下 有关于同底数幂的乘法[-2(a^2)b]^3+8(a^2)^2×(-a)^2×(-b)^3

Answer 1

[-2(a^2)b]^3+8(a^2)^2×(-a)^2×(-b)^3

=-8a^6b^3+8a^4 ×a^2×(-b)^3

=-8a^6b^3-8a^6b^3

=-16a^6b^3