设函数z=z(x,y)由方程F(x-y,y-z)=0所确定,F为可微函数,求Ȣz⼀Ȣx+Ȣz⼀Ȣy

2025-01-19 22:20:05
推荐回答(1个)
回答1:

F(u,v)=0;u=x-y;v=y-z.