Recent content by gunda95

But the final answer is supposed to be a number, wouldn't this give me a answer in coordinates?

nope, I asked my prof because I was confused too, but he said that is how it is.

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