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∫cot²xdx=？

网校学员爱吃不**在学习2022考研VIP协议班【数学一/三】时提出了此问题。

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版权申明：知识和讨论来自课程：《2022考研VIP协议班【数学一/三】》的学员和老师，如果想了解更多，可以报名参加课程学习。所有知识讨论内容，版权归作者及沪江网校所有。

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