计算[(x-y)^3]^m[(x-y)^m]^5=.

问题描述:

计算[(x-y)^3]^m[(x-y)^m]^5=.
M为正整数

[(x-y)^3]^m[(x-y)^m]^5=[(x-y)^m]^3[(x-y)^m]^5=[(x-y)^m]^(3+5)=(x-y)^m]^8