通分 a/(y-x)^2,b/(x-y)(x+y)
通分x/a(x-y),y/b(y-x) 通分 a/(y-x)的平方,b/(x-y)*(x+y)
分式的通分与约分①:x/a(x-y),y/b(y-x);②:1/x^2-1,2x/x^2-3x+2;
2xy/(x+y)(x+y)与x/(x+y)(x-y)怎么通分
x/(x+y)(x-y)的三次方,y/(y+x)(y-x)的平方通分
通分1/2x,2/3y3/2bc,2/5c21/a(x-y),1/b(y-x)1/b-a,1/a2-b21/x2-2x+
通分(1)6c/a²b与c/3ab² (2)x - y/2x+3y与xy/(x+y)²
(2x+y)(2x-3y)+x(2y+y) 2a(x-y)-4b(x-y)
因式分解 (1)6(x-y)^3-3y(y-x)^2 (2)x(x-y)(a-b)-y(y-x)(
通分:3y分之x与2y平方分之3x,a平方b分之6c与3ab平方分之c,2x+2y分之x-y与(x+y)平方分之xy 要
通分x-y/2x+2y与xy/(x+y)的2次方
通分x-y/2x+2y与xy/(x+y)2
一道数学通分题x-y/2x+2y与xy/(x+y)²