2(x-1)²-x+1因式分解

weoer2022-10-04 11:39:541条回答

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OctoberRabbit 共回答了13个问题 | 采纳率100%

2(x-1)²-x+1
=2(x-1)²-(x-1)
=(x-1)[2(x-1)-1]
=(x-1)(2x-3)
1年前

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