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数学
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分解因式:2a
2
-4a+2=______.
人气:342 ℃ 时间:2020-02-06 00:40:17
解答
2a
2
-4a+2,
=2(a
2
-2a+1),
=2(a-1)
2
.
故答案为:2(a-1)
2
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