x²+y²+2xy分之x²-4y² ÷x²+xy分之2y+x
来源:学生作业帮 编辑:搜搜做题作业网作业帮 分类:数学作业 时间:2024/07/04 03:50:46
x²+y²+2xy分之x²-4y² ÷x²+xy分之2y+x
![x²+y²+2xy分之x²-4y² ÷x²+xy分之2y+x](/uploads/image/z/5675408-8-8.jpg?t=x%26%23178%3B%2By%26%23178%3B%2B2xy%E5%88%86%E4%B9%8Bx%26%23178%3B-4y%26%23178%3B+%C3%B7x%26%23178%3B%2Bxy%E5%88%86%E4%B9%8B2y%2Bx)
x²+y²+2xy分之x²-4y² ÷x²+xy分之2y+x
=(x+2y)(x-2y)/(x+y)²×x(x+y)/(x+2y)
=x(x-2y)/(x+y)
手机提问的朋友在客户端右上角评价点【满意】即可.
=(x+2y)(x-2y)/(x+y)²×x(x+y)/(x+2y)
=x(x-2y)/(x+y)
手机提问的朋友在客户端右上角评价点【满意】即可.
x²+y²+2xy分之x²-4y² ÷x²+xy分之2y+x
(x²+2xy+y²分之x²-4y²)÷(x²+xy分之x+2y)
化简x-y分之x + x³-2x²y+xy²分之y³ ÷ y²-x
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2x+2y分之3y 加 x²+xy分之2xy
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