①f(x)=2x^3-6x^2-18x+5f(x)=6x^2-12x-18f(x)=12x-12令f(x)=6x^2-12x-18=0得x=-1或x=3f(-1
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①f(x)=2x^3-6x^2-18x+5f(x)=6x^2-12x-18f(x)=12x-12令f(x)=6x^2-12x-18=0得x=-1或x=3f(-1
野D带人装备要求比较高4T6基本的然后督军套牌+地狱火印记换的饰品+MSLD的长柄或者深渊的叉子！#p#看要带哪里了STSMZR血 {MOD}YY之类了完全没必