x^3+6x^2-12x-18=0求高手给个解

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x^3+6x^2-12x-18=0求高手给个解x^3+6x^2-12x-18=0求高手给个解x^3+6x^2-12x-18=0求高手给个解x^3+6x^2-12x-18=0x^2(x+6)-6(x+6

x^3+6x^2-12x-18=0求高手给个解
x^3+6x^2-12x-18=0求高手给个解

x^3+6x^2-12x-18=0求高手给个解
x^3+6x^2-12x-18=0
x^2(x+6)-6(x+6)=0
(x+6)(x^2-6)=0
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