计算,(x+3)²-(x-1)(x-2)
来源:学生作业帮助网 编辑:作业帮 时间:2024/05/29 13:26:09
计算,(x+3)²-(x-1)(x-2)
计算,(x+3)²-(x-1)(x-2)
计算,(x+3)²-(x-1)(x-2)
x2+6x+9-x2+3x-2=9x+7
9x+7
jieguo
计算,(x+3)²-(x-1)(x-2)
计算,(x+3)²-(x-1)(x-2)
计算,(x+3)²-(x-1)(x-2)
x2+6x+9-x2+3x-2=9x+7
9x+7
jieguo