分式通分题,1.-y/4x²,x²/3y²,2/5xy2.3x/x²-y²,2y/xy-y²,5/2x+2y3.a-b,1/a-b

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分式通分题,1.-y/4x²,x²/3y²,2/5xy2.3x/x²-y²,2y/xy-y²,5/2x+2y3.a-b,1/a-b

分式通分题,1.-y/4x²,x²/3y²,2/5xy2.3x/x²-y²,2y/xy-y²,5/2x+2y3.a-b,1/a-b
分式通分题,
1.-y/4x²,x²/3y²,2/5xy
2.3x/x²-y²,2y/xy-y²,5/2x+2y
3.a-b,1/a-b

分式通分题,1.-y/4x²,x²/3y²,2/5xy2.3x/x²-y²,2y/xy-y²,5/2x+2y3.a-b,1/a-b
1.-15y3/60x²y² 20x4/60x²y² 24xy/60x²y²
2.6xy/2y(x+y)(x-Y) 4Y(X+Y)/2y(x+y)(x-Y) 5Y(X-Y)/2y(x+y)(x-Y)
3.(a-b)2/a-b 1/a-b
注:字母后面是次数

分式通分题,1.-y/4x²,x²/3y²,2/5xy2.3x/x²-y²,2y/xy-y²,5/2x+2y3.a-b,1/a-b 分式的通分和约分题目最简公分母1/a-b,1/b-c,1/a-c通分x/2(x+1),1/x²-x.通分x+5/x²-x,6/x-1.简答题 若2/2y²+3y+7的值为1/4,求1/4y²+6y-1的值 分式:将下列格式进行通分:4/x²-1,x+1/x-x² 三个分式通分题(1):2xy/(x+y)²与x/x²-y²(2):x-y/2x+2y与xy/(x+y)²(3):2mn/4m²-4与2m-3/2m+3 分式通分~.通分:a-b,a+b分之a²+ab通分:a-b,a+b分之a²+ab x(x+y)分之x-y,y(x-y)分之x+ya分之1,4a²b分之1,6ab²c分之1x分之y,y分之x,x+y分之xy.分式通分··我数学太差了.叔叔阿姨哥哥姐姐们~ 1.(x-y / x+2y)的三次方2.通分 (x²-16 / x²+8x+16)+(x / x-4) 还有通分要写出公分母 关于分式约分题,1.x²-y²/x²+2xy+y²2.x²+4x+3/ x²+x-63.m²+3m/9-m² 一道数学通分题2xy/(x+y)²与x/x²-y² 数学分式通分与约分约分 (x²+xy)/(x+y)² x²-y²/(x²-y²)通分2xy/(x+y)²与x/x²-y² x-y/2x+2y与xy/(x+y)² 分式的约分与通分问题约分 (x²+xy)/(x+y)² x²-y²/(x²-y²)通分2xy/(x+y)²与x/x²-y² x-y/2x+2y与xy/(x+y)² 把分式,3/5²+5x-10,x+1/x²-x-6,2-x/x²-4x+3通分后,各分式分子和是? 分式的通分:2xy/(x+y)^2与x/(x^2+y^2)分式通分, 4道分式通分的题,3y分之X 与 2y²分之3X ,a²b分之6c 与 3ab²分之c,2x+2y分之x-y 与 (x+y)²分之xy,4m²-9分之2mn 与 2m+3分之2m-3就是这四道题,最好有过程,好的话绝对+分! 分式:将分式y/2x、x/3y²、1/4xy通分,分母所乘的单项式依次为____、______、_____. 一道数学通分题x-y/2x+2y与xy/(x+y)² 分式的通分 x/a(x+2),y/b(x-2),z/(x²-4) 初二数学分式通分(1)x/3y与3x/2y² (2)x-y/2x+2y与xy/(x+y)²∵公分母为 ∵公分母为∴x/3y= ∴x-y/2x+2y= 3x/2y²= xy/(x+y)²=(3)2mn/4m²-9与2m-3/2m+3 ∵公分 x²+y²+4x-8y+20=0,求分式x²-y²/xy的值