分解因式:(x²+x-4)(x²+x+3)+10=
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分解因式:(x²+x-4)(x²+x+3)+10=
分解因式:(x²+x-4)(x²+x+3)+10=
分解因式:(x²+x-4)(x²+x+3)+10=
(x²+x-4)(x²+x+3)+10
=(x²+x)²-(x²+x)-12+10
=(x²+x)²-(x²+x)-2
=(x²+x-2)(x²+x+1)
=(x+2)(x-1)(x²+x+1)