1.[(M-2n)^3]^2·(2n-m)^5

问题描述:

1.[(M-2n)^3]^2·(2n-m)^5
2.m^2·()^2=M^()·m=(m^3)^2

1.[(M-2n)^3]^2·(2n-m)^5
=(m-2n)^6×[-(m-2n)^5]
=-(m-2n)^11
2.m^2·(m²)^2=M^(5)·m=(m^3)^2