Please see the attached file for the full problem description.
1. (a) If f (r, theta) = r^n cosntheta show that (see attached file)
(b) If u = y^3 - 3x^2y prove that (see attached file).© BrainMass Inc. brainmass.com March 4, 2021, 5:51 pm ad1c9bdddf
A partial derivative problem is solved. The solution is detailed and well presented.