3x^2+xy-2y^2-10x+10y+m可以分解为两个一次因式,求m的值

因式分解:12xy^2(y-x)+xy^3(x-y)+4x^2y(x-y) 约分：（1）-4x^2y^3/10xy^4(2)（x^2-4xy+4y^2)(y-x)/(2y-x)(x^2-y^2) (x+y)^2/y^2-xy÷[-y^2+xy/(x-y)^2,x=0,y=根号10 已知:x>0,y>0,且x- 10√xy+25y=0,求2x+√xy+3y/x+√xy-y (3x的2次方-2xy)/x+(10xy-15y的平方)-(-5y) 已知x+y=-2,求代数式(6xy+10y)+[4x-2(3xy+2y-x)] X^Y-2XY^2+y^3 已知x+y=3,xy=-10,求（1）x平方-xy+y平方；（2）|x-y| 10x(5x²-y)-2x(5y+25x²)-3xy 求化简 已知x-xy=10,xy-y=2,则x-y=（ ）,-2xy+x+y=（ ）. 已知x-xy=20,xy-y=-10,则x-y=( ),x+y-2xy=( ). 已知x-xy＝20,xy-y＝-10,则x-y＝?x+y-2xy＝? 已知x-xy=20,xy-y=-10,则x-y=?,x+y-2xy? 化简：x-y/x+3y÷x^-y^2/x^2+6xy+9y^2-(xy/x+y) 先化简,再求值：[-xy/(x-y)^2]^4*(x^2-xy/x)3*x^4/y^10÷(x/xy-y^2)^5先化简,再求值：[-(xy)/(x-y)^2]^4*(x^2-xy/x)3*x^4/y^10÷(x/xy-y^2)^5,其中x=-2,y=4. 1、(-7x^y)(2x^y-3xy^3+xy) 2、((x-y)^6)/((y-x)^3)/(x-y) 因式分解 x-xy+3y-3x 2x+xy-y-4x+5y-6 [x(x^2y^2-xy)-y(x^2-x^3y)]/(2x^2y)