Wednesday
September 17, 2014

Posts by pakh


Total # Posts: 1

partial differentiation
u(x,y)=xln(x^2+y^2)-(2y times inverse of tan of y/x) 1)find derivative of u wrt to x and then wrt y 2)show that (x times derivative of u wrt x)+(y times derivative of u wrt y) = u +2x
February 3, 2009

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