[(X²-7XY+10Y²)/(X²+4XY-12Y²)]×[(X²+10XY+25Y²)/(X²-10XY+25Y²)]÷[(X²-25Y²)/(X²+XY-30Y²)]

来源:学生作业学帮网 编辑:学帮网 时间:2024/06/26 03:03:36

[(X²-7XY+10Y²)/(X²+4XY-12Y²)]×[(X²+10XY+25Y²)/(X²-10XY+25Y²)]÷[(X²-25Y²)/(X²+XY-30Y²)]

结果=X+5Y