4(x+y)²-9(x-y)²因式分解

来源:学生作业帮助网 编辑:作业帮 时间:2024/11/26 10:32:12
4(x+y)²-9(x-y)²因式分解
x)3y{:Ք -鵄"^tOӎ$铥OΆB tzt`U@A#Jmc0BE5 uVh6yv gZ

4(x+y)²-9(x-y)²因式分解
4(x+y)²-9(x-y)²因式分解

4(x+y)²-9(x-y)²因式分解
4(x+y)²-9(x-y)²
=(2(x+y)+3(x-y))(2(x+y)-3(x-y))
=(5x-y)(-x+5y)