计算[-2(x-y)^2]^2×(y-x)^3

问题描述:

计算[-2(x-y)^2]^2×(y-x)^3

[-2(x-y)^2]^2×(y-x)^3
=4(y-x)^4(y-x)^3
=4(y-x)^7