(a的2n次方乘a的n+1次方）的2次方乘a的m次方
问题描述：
(a的2n次方乘a的n+1次方）的2次方乘a的m次方
答
(a的2n次方乘a的n+1次方）的2次方乘a的m次方
=[a^(2n+n+1)]^2*a^m
=a^(6n+2)*a^m
=a^(6n+m+2)