2(x－1)²－x＋1因式分解

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2(x－1)²－x＋1因式分解2(x－1)²－x＋1因式分解2(x－1)²－x＋1因式分解解2(x-1)²-x+1=2(x-1)²-(x-1)=(x-

2(x－1)²－x＋1因式分解
2(x－1)²－x＋1因式分解

2(x－1)²－x＋1因式分解
解
2(x-1)²-x+1
=2(x-1)²-(x-1)
=(x-1)[2(x-1)-1]
=(x-1)(2x-3)