通分1\y-x,1\2x+2y,
通分:(1)x/(x^2+2xy+y^2)与y/(x+y) (2)(x+4)/(x^2+4x)与(x-5)/x(x-5)
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
2xy/(x+y)(x+y)与x/(x+y)(x-y)怎么通分
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;
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
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
分式通分:(1).将y/x²-xy,x/2y-2x通分后,分别是___,___?其余题见问题补充↓
1/x²-y²,1/x²+xy.通分
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