计算(y-x)²(x-y)+(x-y)³+2(x-y)²乘(y-x)帮帮我啊,撒
来源:学生作业帮助网 编辑:作业帮 时间:2024/07/29 09:51:58
![计算(y-x)²(x-y)+(x-y)³+2(x-y)²乘(y-x)帮帮我啊,撒](/uploads/image/z/15258180-12-0.jpg?t=%E8%AE%A1%E7%AE%97%EF%BC%88y-x%EF%BC%89%26%23178%3B%EF%BC%88x-y%EF%BC%89%2B%EF%BC%88x-y%EF%BC%89%26%23179%3B%2B2%EF%BC%88x-y%EF%BC%89%26%23178%3B%E4%B9%98%EF%BC%88y-x%EF%BC%89%E5%B8%AE%E5%B8%AE%E6%88%91%E5%95%8A%2C%E6%92%92)
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计算(y-x)²(x-y)+(x-y)³+2(x-y)²乘(y-x)帮帮我啊,撒
计算(y-x)²(x-y)+(x-y)³+2(x-y)²乘(y-x)帮帮我啊,撒
计算(y-x)²(x-y)+(x-y)³+2(x-y)²乘(y-x)帮帮我啊,撒
(y-x)^2.(x-y)+(x-y)^3+2(x-y)^2.(y-x)
=(x-y)^3+(x-y)^3-2(x-y)^3
=0