初二下数学分式计算3y/2x+2y+2xy/x²+xy

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初二下数学分式计算3y/2x+2y+2xy/x²+xy初二下数学分式计算3y/2x+2y+2xy/x²+xy初二下数学分式计算3y/2x+2y+2xy/x²+xy3y/2

初二下数学分式计算3y/2x+2y+2xy/x²+xy
初二下数学分式计算3y/2x+2y+2xy/x²+xy

初二下数学分式计算3y/2x+2y+2xy/x²+xy
3y/2(x+y)+2y/(x+y)=7y/2(x+y)

3y/(2x+2y) +2xy/x²+xy
=3y/2(x+y)+2xy/x(x+y)
=3xy+4xy/2x(x+y)
=7xy/x+y