3x²-[1/2x²y-(2xy+2x²-x²y)-(2x²y+xy)],其中x=1,y=-2
来源:学生作业帮助网 编辑:作业帮 时间:2024/06/20 22:45:01
![3x²-[1/2x²y-(2xy+2x²-x²y)-(2x²y+xy)],其中x=1,y=-2](/uploads/image/z/2765208-48-8.jpg?t=3x%26%23178%3B-%5B1%2F2x%26%23178%3By-%282xy%2B2x%26%23178%3B-x%26%23178%3By%29-%282x%26%23178%3By%2Bxy%29%5D%2C%E5%85%B6%E4%B8%ADx%3D1%2Cy%3D-2)
3x²-[1/2x²y-(2xy+2x²-x²y)-(2x²y+xy)],其中x=1,y=-2
3x²-[1/2x²y-(2xy+2x²-x²y)-(2x²y+xy)],其中x=1,y=-2
3x²-[1/2x²y-(2xy+2x²-x²y)-(2x²y+xy)],其中x=1,y=-2
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来源:学生作业帮助网 编辑:作业帮 时间:2024/06/20 22:45:01
3x²-[1/2x²y-(2xy+2x²-x²y)-(2x²y+xy)],其中x=1,y=-2
3x²-[1/2x²y-(2xy+2x²-x²y)-(2x²y+xy)],其中x=1,y=-2
3x²-[1/2x²y-(2xy+2x²-x²y)-(2x²y+xy)],其中x=1,y=-2