 #1
 3
 0
Homework Statement
See in picture
Homework Equations
What is the final answer?
The Attempt at a Solution
I know dw/du = df/dx * dx/du + df/dy * dy/du
& that dx/du = 8sinu & dy/du = 4sinvsinu
Stumped on how to get df/dx and df/dy
Attachments

2.8 KB Views: 297