y=1/(1+x^4)的不定积分是什么?貌似积不大出来.一楼的同志,补成x^2但是d后面不是x^2怎么能直接积呢?二楼的同志貌似把ln打成log了,真是可惜。三楼的同志,分部积分第二步那里d(1/(1+x^4))好像
来源:学生作业帮助网 编辑:作业帮 时间:2024/08/29 00:16:52
![y=1/(1+x^4)的不定积分是什么?貌似积不大出来.一楼的同志,补成x^2但是d后面不是x^2怎么能直接积呢?二楼的同志貌似把ln打成log了,真是可惜。三楼的同志,分部积分第二步那里d(1/(1+x^4))好像](/uploads/image/z/3763674-18-4.jpg?t=y%3D1%2F%281%2Bx%5E4%29%E7%9A%84%E4%B8%8D%E5%AE%9A%E7%A7%AF%E5%88%86%E6%98%AF%E4%BB%80%E4%B9%88%3F%E8%B2%8C%E4%BC%BC%E7%A7%AF%E4%B8%8D%E5%A4%A7%E5%87%BA%E6%9D%A5.%E4%B8%80%E6%A5%BC%E7%9A%84%E5%90%8C%E5%BF%97%EF%BC%8C%E8%A1%A5%E6%88%90x%5E2%E4%BD%86%E6%98%AFd%E5%90%8E%E9%9D%A2%E4%B8%8D%E6%98%AFx%5E2%E6%80%8E%E4%B9%88%E8%83%BD%E7%9B%B4%E6%8E%A5%E7%A7%AF%E5%91%A2%EF%BC%9F%E4%BA%8C%E6%A5%BC%E7%9A%84%E5%90%8C%E5%BF%97%E8%B2%8C%E4%BC%BC%E6%8A%8Aln%E6%89%93%E6%88%90log%E4%BA%86%EF%BC%8C%E7%9C%9F%E6%98%AF%E5%8F%AF%E6%83%9C%E3%80%82%E4%B8%89%E6%A5%BC%E7%9A%84%E5%90%8C%E5%BF%97%EF%BC%8C%E5%88%86%E9%83%A8%E7%A7%AF%E5%88%86%E7%AC%AC%E4%BA%8C%E6%AD%A5%E9%82%A3%E9%87%8Cd%281%2F%281%2Bx%5E4%29%29%E5%A5%BD%E5%83%8F)
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