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Math Help - implicit diff. step check

  1. #1
    Junior Member
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    implicit diff. step check

    Problem:
     e^{x/y} = x - y

    Solution attempt 1:

    i) differentiate both sides of function,
      \frac{e^{x/y}(y-xy')}{y^2} = 1 -y'
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  2. #2
    Super Member TheChaz's Avatar
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    Check! Now for some algebra...
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  3. #3
    MHF Contributor matheagle's Avatar
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    Why don't you take the Log and work with x=y\ln(x-y)
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