[(x-y)³]²×[(y-x)³]³ [(x-y)的三次方]的二次方乘以[(y-x)的三次方]的三次方
问题描述:
[(x-y)³]²×[(y-x)³]³ [(x-y)的三次方]的二次方乘以[(y-x)的三次方]的三次方
答
[(x-y)³]²×[(y-x)³]³
=(x-y)的6次方×[-(x-y)的9次方]
=-(x-y)的15次方