x四次方+x³-3x²-4x-4 x(x-1)+y(y+1)-2xy (x-2)³-(y-2)³-(x-y)³ 帮忙分解x四次方+x³-3x²-4x-4 x(x-1)+y(y+1)-2xy (x-2)³-(y-2)³-(x-y)³
来源:学生作业帮助网 编辑:六六作业网 时间:2024/12/19 13:20:59
x四次方+x³-3x²-4x-4x(x-1)+y(y+1)-2xy(x-2)³-(y-2)³-(x-y)³帮忙分解x四次方+x³-3x
x四次方+x³-3x²-4x-4 x(x-1)+y(y+1)-2xy (x-2)³-(y-2)³-(x-y)³ 帮忙分解x四次方+x³-3x²-4x-4 x(x-1)+y(y+1)-2xy (x-2)³-(y-2)³-(x-y)³
x四次方+x³-3x²-4x-4 x(x-1)+y(y+1)-2xy (x-2)³-(y-2)³-(x-y)³ 帮忙分解
x四次方+x³-3x²-4x-4
x(x-1)+y(y+1)-2xy
(x-2)³-(y-2)³-(x-y)³
x四次方+x³-3x²-4x-4 x(x-1)+y(y+1)-2xy (x-2)³-(y-2)³-(x-y)³ 帮忙分解x四次方+x³-3x²-4x-4 x(x-1)+y(y+1)-2xy (x-2)³-(y-2)³-(x-y)³
图片传不上去,我就直接给你说了,第一题,你将-3x^2化为4x^2-x^2分开就可以直接化简了,最终结果为(x+2)(x-2)(x^2+x+1)
第二题,将-2xy分开为x(x-1)-xy+y(y+1)-xy就可以化简了,最终结果为(x-y)(x-1-y)
利用立方差,前两个立方进行立方差,最终可化简3(x-y)(x-2)(y-2)
你猜