分解因式2a²-8,a³b-ab³,4分之1x²-x+1,
分解因式2a²-8,a³b-ab³,4分之1x²-x+1,
多项式-3a²＋6a提出公因式3a后,另一个因式是,8x²y²-12xy²z的公因式是,2003²-2002×2003＝,
多项式-3a²＋6a提出公因式3a后,另一个因式是,8x²y²-12xy²z的公因式是,2003²-2002×2003＝,
数学人气：638 ℃时间：2020-03-26 18:50:02
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2a²－8＝2(a²－4)＝2(a＋2)(a－2)a³b－ab³＝ab(a²－b²)＝ab(a＋b)(a－b)(1/4)x²－x＋1＝(0.5x－1)²-3a²＋6a＝3a(-a＋2)＝3a(2－a)8x²y²－12xy²z＝4xy&...
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