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Thread: Implicit differentiation

  1. October 20th 2009, 06:01 PM #1
    Open that Hampster!
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    Implicit differentiation

    Find y prime through implicit differentiation: x^2+xy-y^2 = 4

    2x+(y+xy')-2yy' = 0

    Is this step correct? And if so, where do I go from here?
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  2. October 20th 2009, 06:02 PM #2
    adkinsjr
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    Quote Originally Posted by Open that Hampster! View Post
    Find y prime through implicit differentiation: x^2+xy-y^2 = 4

    2x+(y+xy')-2yy' = 0

    Is this step correct? And if so, where do I go from here?

    Yup, just solve for y' as if this were an algebra problem.
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