- #1
chetzread
- 801
- 1
Homework Statement
in the notes , 'by applying chain rule to LHS of the above equation ' , which equation is the author referring to ?
it's given that
f /x + (f/z)(z/x) = 0 ,
As we can see , the function contain variable x , y and z
Homework Equations
The Attempt at a Solution
why not
f /x + (f/z)(z/x) +(f/y)(y/x) = 0 ?