> 数学 >
因式分解:(x-y)³+(y-x)
人气:467 ℃ 时间:2020-05-12 11:49:21
解答
(x-y)³+(y-x)
=(x-y)[(x-y)²-1]
=(x-y)(x-y+1)(x-y-1)
推荐
猜你喜欢
© 2024 79432.Com All Rights Reserved.
电脑版|手机版