25(x-2y)^3+4(2y-x)
=(x-2y)［25(x-2y)^2-4］
=(x-2y)［5(x-2y)+2］［5(x-2y)-2］
=(x-2y)(5x-10y+2)(5x-10y-2)
25（x-2y)立方+4（2y-x)
1个回答
相关问题
-
2(x+y)平方(x-y)-4(x+y)立方
-
2(x-y)(x y)-(2x-y)(x 2y),x=0.25,y=-4
-
因式分解-5a^2+25a;25x^2-16y^2;x^3-25x;x^2(x-y)+y^2(y-x);x^2y^4-1
-
4（2y-x）+25（x-2y）³
-
x+y=2求[x+y]3立方.[2x+2y]2立方
-
2(x-y)(x+y)-(2x-y)(x+2y),其中x=0.25,y=-4
-
(2x-5y)·_____=4x^2-25y^2
-
x*4-25x*2y*2+144y*2
-
X2+Y2+8X+6Y+25=0 求代数式(x2-4y2/x2+4xy+4y2)-x/x+2y
-
化简 5x平方+3y立方-{3x立方-4y平方+[5x平方+3y立方-2(3x立方-4y平方)-[(5x平方+3y立方)