x3-x2-x因式分解要过程,.

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x3-x2-x因式分解要过程,.x3-x2-x因式分解要过程,.x3-x2-x因式分解要过程,.啊,等图片x^3-x^2-x=x(x^2-x-1)附:x^2-x-1=(x^2-x+1/4-1/4-1)

x3-x2-x因式分解要过程,.
x3-x2-x因式分解要过程,.

x3-x2-x因式分解要过程,.
啊,等图片

x^3-x^2-x
=x(x^2-x-1)


附:
x^2-x-1
=(x^2-x+1/4-1/4-1)
=(x-1/2)^2-5/4
=(x-1/2)^2-(√5/2)^2
=(x-1/2+√5/2)(x-1/2-√5/2)