试题与答案

化简: (1)(4x2y﹣3xy2)﹣(1+4x2y﹣3xy2) (2)4y2﹣

题型:计算题

题目:

化简:

(1)(4x2y﹣3xy2)﹣(1+4x2y﹣3xy2

(2)4y2﹣[3y﹣(3﹣2y)﹣2y2]

答案:

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