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微分方程xy +x^2y-6xy^2的阶数为（）

A、4

B、3

C、2

D、1

时间：2021-09-06 20:35 关键词：弘成兰州财经大学高等数学

答案解析

B

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微分方程xy +x^2y-6xy^2的阶数为（）
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