xy=e的x十y次方求导数

2024-11-20 22:23:48
推荐回答(1个)
回答1:

y对x求导吧
1·y+xy'=e^(x+y)(1+y')
xy'-e^(x+y)y'=e^(x+y)-y
y'=[e^(x+y)-y]/[x-e^(x+y)]