因式分解(x-1)(x+2)(x+3)(x+6)-13

来源：学生作业帮编辑：作业帮分类：数学作业时间：2024/10/07 04:10:42

(x-1)(x+2)(x+3)(x+6)-13
=(x-1)(x+6)(x+2)(x+3)-13
=(x²+5x-6)(x²+5x+6)-13
=(x+5x)²-36-13
=(x+5x)²-49
=(x+5x+7)(x+5x-7)

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