因式分解:x2(x-y)+y2(y-x)
3x2+(-3/2x+1/3y2)(2x-3y)因式分解步骤
我做对了吗.x2(x-y)+y2(y-x)= x2(x-y)-y2(x-y)=x2-y2=(x+y)(x-y)
x2 (x+y+z+xyz)因式分解
因式分解 x2+xy-2y2-x+7y-6
2x2+xy-3y2+x+4y-1因式分解
x2-xy-2y2-x+5y-2因式分解
利用因式分解求x+3y=125(x≠y)时,(x2+2xy-3y2)÷(x-y)的值.
因式分解X2(Y+Z)+Y2(Z+X)+Z2(X+Y)-(X3+Y3+Z3)-2XYZ
x2(x-y)+y2(y+x)因式分解,2是平方的意思
因式分解x2+y-xy-x
因式分解:(1)x2-3xy-10y2+x+9y-2;(2)x3-11x2+31x-21.
因式分解:x3+(y-1)x2-2xy-y2