5X^3Y(X-Y)-10X^4Y^3(Y-X)^2
1个回答
5X^3Y(X-Y)-10X^4Y^3(Y-X)^2
=5x^3y(x-y)[1-2xy^2(x-y)]
=5x^3y(x-y)(1-2x^2y^2+2xy^3)
相关问题
5x^3y(x-y)^3-10x^4y^3(y-x)^2
3x+4y+10=3.5(x+y+2) 0+2+14+3x+4y=2.5(10+x+y)
(4.5*10^5)(2*10^3)(3*10^4)&2x^2y(-8y^2)+4x^2y*5y^2&(x+3y)(2x
1.8x+5y=10 8x-5y=10 2.3x+2y=9 4x-2y=5 3.2x+3y=5 6x-2y=-6 4.3
(-2x^4y^5)^3 (-3x^3y^)^/(-12x^10y^10)
解二元一次方程1.x+y=3 2.x-y=-5 3.x=3y 4.4x-3y=17 5.3x+y=10 x-y=2 3x
2X=3Y,4x-5y=2 -6x+5y=3,3x=4y 2x+3y=5,3x=y-9 3x=1-y,3x=2y-5
求解方程组:X/4+Y/3=1 X-2y=2 和 5x+2y=10 (8X+3y)(10X+4Y
(x+5y)²-(2x+10y)(3x-y)+(3x-y)²