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计算整式的除法(1/2ab²-2a²b+ab﹚÷﹙-1/2ab﹚
人气:223 ℃ 时间:2020-05-02 11:44:43
解答
(1/2ab²-2a²b+ab﹚÷﹙-1/2ab﹚
=1/2ab(b-4a+2)/(-1/2ab)
=-(b-4a+2)
=4a-b-2
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