算了,一次提完吧,11.分解因式:(1)(x+y)(x+y+2xy)+(xy+1)(xy-1)(2)(x+y)(x+y+
分解因式:(X+Y)*(X+Y+2XY)+(XY+1)*(XY-1)
求解一道数学题;(xy-1)^2+(x+y-2)(x+y-2xy) 分解因式
分解因式(xy-1)^2+(x+y-2)(x+y-2xy)
分解因式:(X+Y-2XY)*(X+Y-2)+(1-XY)∧2
分解因式:(xy-1)的平方+(x+y-2)(x+y-2xy).
用换元法分解因式 (xy+1)(x+1)(y+1)+xy
分解因式:(1-x^2)(1-y^2)+4xy
x²+2xy+y²-1 分解因式
x^2-xy+y^2 分解因式
【分解因式】 x²-xy+4分之1y² x²y-2xy²+y³ a(x
分解因式:xy(xy+1)+(xy+3)−2(x+y+12)−(x+y−1)
分解因式(x^2+3x+2)(3+8x+4x^2)-90xy(xy+1)+(xy+3)-2(x+y+0.5)-(x+y-