(x+y)²-14(x+y)+49
来源:学生作业帮助网 编辑:作业帮 时间:2024/07/17 19:00:46
![(x+y)²-14(x+y)+49](/uploads/image/z/6856733-29-3.jpg?t=%28x%2By%29%26%23178%3B-14%28x%2By%29%2B49)
xݐMN0RQUq2! &4A7;tp )ز7OO͋dtx6X_cBnX𦆁̌~g*~̍`h]iɸgu]^qpd:ꙍiMJsU^6eM.cb =ϋT$x; pVjWJg,~
Nb/Q!|tCPVTu! #Ujr9oooNj'K.X%2Fu'pF3DdV4t}|y6C
(x+y)²-14(x+y)+49
(x+y)²-14(x+y)+49
(x+y)²-14(x+y)+49
(x+y-7)^2
收起