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:2024/06/24 12:09:13
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
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