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Homework Help: Chain Rule Exercise

  1. Nov 8, 2012 #1
    1. The problem statement, all variables and given/known data
    Suppose g(x,y)=f(x-y,y-s)

    2. Relevant equations
    Nothing else

    3. The attempt at a solution
    Find dg/dx + dg/dy
  2. jcsd
  3. Nov 8, 2012 #2


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    Homework Helper

    Hmm I believe this exercise would be easier if you let r = x-y and p = y-s.
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