(-2m+3)( )=4m²-9 ;(-2ab+3)²= .

来源:学生作业帮助网 编辑:作业帮 时间:2024/10/04 22:18:46
(-2m+3)( )=4m²-9 ;(-2ab+3)²= .
x){C(WN SHٚ)Z * z6IEj/@1~2TL!$BC~qAba6` b(

(-2m+3)( )=4m²-9 ;(-2ab+3)²= .
(-2m+3)( )=4m²-9 ;(-2ab+3)²= .

(-2m+3)( )=4m²-9 ;(-2ab+3)²= .
(-2m+3)(-2m-3 )=4m²-9
(-2ab+3)²=4a²b²-12ab+9

(-2m+3)(-2m-3 )=4m²-9
(-2ab+3)²=4a²b²-12ab+9