(8x+4x+1)(-8x^2+4x-1)因式分解

来源：学生作业帮编辑：神马作文网作业帮分类：数学作业时间：2024/11/17 02:05:49

(8x+4x+1)(-8x^2+4x-1)因式分解
6M-12MN-3MN^2
2AX^2-12AXY+18AY^2

(8x^2+4x+1)(-8x^2+4x-1)
=-(8x^2+4x+1)(8x^2-4x+1)
6M-12MN-3MN^2
=3M(2-4N-N^2)
2AX^2-12AXY+18AY^2
=2A(X^2-6XY+9Y^2)
=2A(X-3Y)^2

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