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当x+y=5xy=6(x2y)(xy2)=?
谁能帮我算算?
人气:309 ℃ 时间:2020-05-12 00:44:35
解答
(x2y)(xy2)
=xy*xy*xy
=6*6*6
=216
楼主是不是抄错题了?
(x2y)+(xy2)
=xy(x+y)
=5*6
=30
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