把[(x+y)X(x+y)]一4(x+y一1)因式分解

把[(x+y)X(x+y)]一4(x+y一1)因式分解 计算(一x一y)(x一y)+(x+y) {(x,y) |x|+|y| x>y?x:y 把4（x-y+1)+y(y-2x)因式分解 (x一y+4xy/x-y)(x+y-4xy/x+y) (x+y)(x-y)+4(y-1) x(x-y)+4(y-x)因式分解 把(x+y),(x-y)个作为一个整体合并同类项1,7(x+y)-2(x+y)-4(x+y)+2(x+y)2,(x-y)²＋2(x-y)－(x-y)－2(x-y)² f(x.y)一x+y是什么意思 （y-x)+x(x-y)^3-(y-x)^4 因式分解 把年级数学题x+y/(x-y)(y-z)+x+z/(y-x)(y-z) x^/y-x-y^/y-x化简. 化简x(y-x)-y(x-y) 行列式计算 x y x+y y x+y x x+y x y|x y x+y ||y x+y x ||x+y x y | y/(x+y)-x/(x-y) x-y/(z-x)(z-y) 一y-z/(x-y)(x-z) ＋z-x/(y-z)(y-x) 计算 3x+4y/x-y+3y/y-x-4x/x-y