> 数学 >
(x-y)²×﹙y-x﹚³答案和过程
人气:178 ℃ 时间:2020-10-01 06:56:13
解答
=(x-y)²[-(x-y)]³
=-(x-y)²(x-y)³
=-(x-y)的5次方
推荐
猜你喜欢
© 2024 79432.Com All Rights Reserved.
电脑版|手机版