(2x+y-3)

x(x-y)2-(y-x)3x(x-y)2-(y-x)3x(x-y)2-(y-x)3（x-y）(2x+3)

[2/3x-2/x+y(x+y/3x-x-y)]/x-y/x[2/3x-2/x+y(x+y/3x-x-y)]/x-y/x[2/3x-2/x+y(x+y/3x-x-y)]/x-y/x看不懂,分式不好看,

化简：{2/3x-2/(x+y)[(x+y)/3x-x-y]}/(x+y)/x化简：{2/3x-2/(x+y)[(x+y)/3x-x-y]}/(x+y)/x化简：{2/3x-2/(x+y)[(x+y)

计算2/3x-2/x+y(x+y/3x-x-y)/x-y/x计算2/3x-2/x+y(x+y/3x-x-y)/x-y/x计算2/3x-2/x+y(x+y/3x-x-y)/x-y/x原式=[2/3x-2

化简3x-2/(x+y)[(x+y)/3x-x-y]÷(x-y)/x化简3x-2/(x+y)[(x+y)/3x-x-y]÷(x-y)/x化简3x-2/(x+y)[(x+y)/3x-x-y]÷(x-y)

[(3x+y)(x-y)-(2x+3y)(x-y)]*(x-y)[(3x+y)(x-y)-(2x+3y)(x-y)]*(x-y)[(3x+y)(x-y)-(2x+3y)(x-y)]*(x-y)=(x-

计算：x+2y/x-y+2x/y-x-3y/x-y计算：x+2y/x-y+2x/y-x-3y/x-y计算：x+2y/x-y+2x/y-x-3y/x-y原式=(x+2y)/(x-y)-2x/(x-y)-

化简:(x-3y)(x+y)-(x-2y)(x+2y)-(x-y)平方化简:(x-3y)(x+y)-(x-2y)(x+2y)-(x-y)平方化简:(x-3y)(x+y)-(x-2y)(x+2y)-(x

2X(2X-3Y)-3Y(X+Y)2X(2X-3Y)-3Y(X+Y)2X(2X-3Y)-3Y(X+Y)2X(2X-3Y)-3Y(X+Y)=4X^2-6XY-3XY-3Y^2=4X^2-9XY-3Y^2

(-2xy)^2-(3y-x)(-x-3y)(-2xy)^2-(3y-x)(-x-3y)(-2xy)^2-(3y-x)(-x-3y)(-2xy)^2-(3y-x)(-x-3y)=4x²y&#

（x+2y)^2-(x+y)(3x-y)（x+2y)^2-(x+y)(3x-y)（x+2y)^2-(x+y)(3x-y)原式=(x²+4xy+4y²)-(3x²+2xy-

计算(x+y)(x+y)^2(-x-y)^3计算(x+y)(x+y)^2(-x-y)^3计算(x+y)(x+y)^2(-x-y)^3(x+y)(x+y)^2(-x-y)^3=－(x+y）^6

化简:5(x-y)+2(x+y)-3(x-y)化简:5(x-y)+2(x+y)-3(x-y)化简:5(x-y)+2(x+y)-3(x-y)5(x-y)+2(x+y)-3(x-y)=5x-5y+2x+2

3x(x-y)+2y(x-y)计算3x(x-y)+2y(x-y)计算3x(x-y)+2y(x-y)计算=3x²-3xy+2xy-2y²=3x²-xy-2y²很高

化简3(x-y)-7(x--y)+2(y-x)化简3(x-y)-7(x--y)+2(y-x)化简3(x-y)-7(x--y)+2(y-x)原式=3x-3y-(7x-7y)+(2y-2x)=3x-3y-

因式分解:3x(x-y)+2y(y-x)因式分解:3x(x-y)+2y(y-x)因式分解:3x(x-y)+2y(y-x)3x(x-y)+2y(y-x)=3x(x-y)-2y(x-y)=(3x-2y)(

(x-y)^3×（x-y)^2×(y-x)(x-y)^3×（x-y)^2×(y-x)(x-y)^3×（x-y)^2×(y-x)(x-y)^3×（x-y)^2×(y-x)=(x-y)^3×（x-y)^2

分解因式：3x(y-x)-2y(x-y)分解因式：3x(y-x)-2y(x-y)分解因式：3x(y-x)-2y(x-y)3x(y-x)-2y(x-y)=3x(y-x)+2y(y-x)=(3x+2y)(

2（x-y）²-3(x-y)(-y-x)2（x-y）²-3(x-y)(-y-x)2（x-y）²-3(x-y)(-y-x)请在此输入您的回答,每一次专业解答都将打造您的权威

(x-y)3次方.(x-y)2次方.(y-x)(x-y)3次方.(x-y)2次方.(y-x)(x-y)3次方.(x-y)2次方.(y-x)(x-y)3次方.(x-y)2次方.(y-x)=(x-y)3次