2x²y+{2xy-[x²y-2(﹣3x²y+xy)]﹣4xy²} 计算

来源:学生作业帮助网 编辑:作业帮 时间:2024/07/26 05:47:20
2x²y+{2xy-[x²y-2(﹣3x²y+xy)]﹣4xy²} 计算
x)3PS64|F0!]#;ø@Js^[|t"}j_`gCUwiVTjVT$فYbf

2x²y+{2xy-[x²y-2(﹣3x²y+xy)]﹣4xy²} 计算
2x²y+{2xy-[x²y-2(﹣3x²y+xy)]﹣4xy²} 计算

2x²y+{2xy-[x²y-2(﹣3x²y+xy)]﹣4xy²} 计算
(4-5x-4y)xy