作业帮[(x+y)(x-y)-(x-y)²+2y(x-y)]÷4y
来源：学生作业帮助网 编辑：作业帮 时间：2024/04/28 06:49:32
![[(x+y)(x-y)-(x-y)²+2y(x-y)]÷4y](/uploads/image/z/5456434-58-4.jpg?t=%5B%28x%2By%29%28x-y%29-%28x-y%29%26%23178%3B%2B2y%28x-y%29%5D%C3%B74y)
[(x+y)(x-y)-(x-y)²+2y(x-y)]÷4y
[(x+y)(x-y)-(x-y)²+2y(x-y)]÷4y
[(x+y)(x-y)-(x-y)²+2y(x-y)]÷4y
x-y 这是小学题目么?
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来源：学生作业帮助网 编辑：作业帮 时间：2024/04/28 06:49:32
[(x+y)(x-y)-(x-y)²+2y(x-y)]÷4y
[(x+y)(x-y)-(x-y)²+2y(x-y)]÷4y
[(x+y)(x-y)-(x-y)²+2y(x-y)]÷4y
x-y 这是小学题目么?