作业帮计算.3(x-y)²/(y-x)³·(x-y)²÷9/y-x
来源：学生作业帮助网 编辑：作业帮 时间：2024/05/07 03:42:41
计算.3(x-y)²/(y-x)³·(x-y)²÷9/y-x
计算.3(x-y)²/(y-x)³·(x-y)²÷9/y-x
计算.3(x-y)²/(y-x)³·(x-y)²÷9/y-x
3(x-y)²/(y-x)³·(x-y)²÷9/y-x
=3/(y-x)× (y-x)³/9
=(y-x)²/3
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来源：学生作业帮助网 编辑：作业帮 时间：2024/05/07 03:42:41
计算.3(x-y)²/(y-x)³·(x-y)²÷9/y-x
计算.3(x-y)²/(y-x)³·(x-y)²÷9/y-x
计算.3(x-y)²/(y-x)³·(x-y)²÷9/y-x
3(x-y)²/(y-x)³·(x-y)²÷9/y-x
=3/(y-x)× (y-x)³/9
=(y-x)²/3