原式=(x-y)³(x-y)²[-(x-y)]的五次方=-(x-y)的十次方的具体过程

原式=(x-y)³(x-y)²[-(x-y)]的五次方=-(x-y)的十次方的具体过程

(x-y)³(x-y)²[-(x-y)]的五次方
=-(x-y)³(x-y)²(x-y)的五次方
=-(x-y)^(3+2+5)
=-(x-y)^10

负变量的奇数次方为负，偶数次方为正，则
=-(x-y)³(x-y)²(x-y)5
=-(x-y)^(3+2+5)
=-(x-y)^10

=-(x-y)的3+2+5次方=-（x-y）10次。。。这是同底数的幂相乘