在下列代数式中，次数为3的单项式是_刷题宝

题干

在下列代数式中，次数为3的单项式是（　　）

A：x³+y³

B：xy²

C：x³y

D：3xy

上一题下一题 0.0难度选择题更新时间:2019-05-21 07:10:46

答案(点此获取答案解析）

B

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