8a(x-y)2_4b(y-x)

8a(x-y)2_4b(y-x) 分解因式 8a(x-y)2_4b(y-x) 求解初中数学题（x-y)-2(y-x) 2(x-y)-8(y-x) x(a-3)-(3-a) (x2-y2)-3(x+y (2x+y)(2x-3y)+x(2y+y) 2a(x-y)-4b(x-y) 因式分解 (1)6(x-y)^3-3y(y-x)^2 (2)x(x-y)(a-b)-y(y-x)( (1/2)已知实数x,y,a满足：根号(x+y-8)+根号(8-x-y)=根号(3x-y-a)+根号(x-2y+a+3) 已知实数x、y、a满足：x+y-8+8-x-y=3x-y-a+x-2y+a+3 x y a满足根号下x+y-8+根号下8-x-y=根号下3x-y-a+根号下x-2y+a+3 已知实数x.y满足根号x+y-8+根号8-x-y=根号3x-y-a+根号x-2y+a+3 【2(x-y)^3-8(x-y)^2(x+y)+6y(x-y)^2】/2(x-y)^2= (x+y)(a-2b) 1、x(x-y)(x+y)-x(x+y)^2