通分__x ,___2__ 3(y-1)
1通分的意义是什么?2通分的依据是?3为什么要通分?
通分1/x平方-y平方和1/x平方+xy 通分x/x平方-4和x-1/(x-2)平方 通分2/3-2X和2x+5/4x平
1/x²-y²,1/x²+xy.通分
数学分式通分1/ac;1/2b[通分]1/x-1;4/x^2-1[通分]3/x-2;2/6-3x[通分]1/(x+1)(
通分.2x+6y/(x-3y), x/(x-9y^2), 1/(x^2-6xy+9y^2),就这一题了
初二数学通分问题2x+6y/x—3y和x/x—9y²和1/x²6xy+9y²
求通分 2x+6y/x-3y,x/x-9y²,1/x²-6xy+9y²
分式约分和通分约分:10x^4 y^3 z/-15x^2 y^4 z^2 m^2-3m/9-m^2通分:2/3a^2与1
分式的通分和约分,1、9a+6ab+b^2/3a+62、x^2-36/2x+12这2个是通分1、x-y/2x+2y与xy
分式通分、约分通分:(1) 1/y-1和1/y+1约分:(1)2(x-y)³/y-x
通分(1)6c/a²b与c/3ab² (2)x - y/2x+3y与xy/(x+y)²
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;