约分:x²-y²/(x-y)²

来源:学生作业帮助网 编辑:作业帮 时间:2024/11/27 22:25:03
约分:x²-y²/(x-y)²
x){kӎ{fU)VBh{:*t+mW_`gCĨ jiUik%4m @NI^0

约分:x²-y²/(x-y)²
约分:x²-y²/(x-y)²

约分:x²-y²/(x-y)²
x²-y²/(x-y)²
=(x+y)(x-y)/(x-y)²
=(x+y)/(x-y)