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Math Help - Find all the first and second order partial derivatives of

  1. #1
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    Find all the first and second order partial derivatives of

    Find all the first and second order partial derivatives of .
    A.
    B.
    C.
    D.
    E.
    F.
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  2. #2
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    Quote Originally Posted by ewkimchi View Post
    Find all the first and second order partial derivatives of .
    A.
    B.
    C.
    D.
    E.
    F.
    Chain Rule

    Here is A as an example for the rest: remember the derivative of sine is cosine.
    -10*cos(2x+y)*2+3*sin(x-y)=3*sin(x-y)-20*cos(2x+y)
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