设z=arctany2/x,则dx=________.

admin2022-11-02  42

问题 设z=arctany2/x,则dx=________.

选项

答案-y2/(x2+y4)dx+2xy/(x2+y4)dy

解析
转载请注明原文地址:https://kaotiyun.com/show/t6C4777K
0

最新回复(0)