作业帮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：2024/11/15 11:55:05
![2x²y＋｛2xy-[x²y-2(﹣3x²y+xy)]﹣4xy²｝ 计算](/uploads/image/z/1163138-50-8.jpg?t=2x%26%23178%3By%EF%BC%8B%EF%BD%9B2xy-%5Bx%26%23178%3By-2%28%EF%B9%A33x%26%23178%3By%2Bxy%29%5D%EF%B9%A34xy%26%23178%3B%EF%BD%9D+%E8%AE%A1%E7%AE%97)
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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
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来源：学生作业帮助网 编辑：作业帮 时间：2024/11/15 11:55:05
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