(3/4x²-1/3xy²+1/2x²y-2/5y³)+(y³+1/2xy ²-1/3x²y-5/4x³)=
来源:学生作业帮助网 编辑:作业帮 时间:2024/07/04 22:09:39
![(3/4x²-1/3xy²+1/2x²y-2/5y³)+(y³+1/2xy ²-1/3x²y-5/4x³)=](/uploads/image/z/759225-57-5.jpg?t=%283%2F4x%26%23178%3B-1%2F3xy%26%23178%3B%2B1%2F2x%26%23178%3By-2%2F5y%26%23179%3B%29%2B%28y%26%23179%3B%2B1%2F2xy+%26%23178%3B-1%2F3x%26%23178%3By-5%2F4x%26%23179%3B%29%3D)
(3/4x²-1/3xy²+1/2x²y-2/5y³)+(y³+1/2xy ²-1/3x²y-5/4x³)=
(3/4x²-1/3xy²+1/2x²y-2/5y³)+(y³+1/2xy ²-1/3x²y-5/4x³)=
(3/4x²-1/3xy²+1/2x²y-2/5y³)+(y³+1/2xy ²-1/3x²y-5/4x³)=