e^xy?怎么求导?求y的导数?

2024-11-21 01:47:54
推荐回答(3个)
回答1:

回答2:

设z=e^(xy),则
∂z/∂y=e^(xy)*x=xe^(xy).

回答3:

(e^xy)'
=[(e^x)^y]'
=[(e^x)^y]ln(e^x)
=[(e^xy]*x
=xe^xy