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Math Help - How do I draw a graph for this???

  1. #1
    Newbie
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    Jan 2012
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    How do I draw a graph for this???

    I am given this function and I have to change it in order to plot the graph but the thing is, I am stucked and I don't know where to start.

    (x^2+y^2)(x+y)=2axy

    and I have the answer for the graph table,
    How do I draw a graph for this???-img_1187.jpg

    but I have no idea how to get the answer
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  2. #2
    MHF Contributor

    Joined
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    Re: How do I draw a graph for this???

    What you have written makes no sense. The formula you give is in x and y and has the parameter "a". But the values you give are for r and theta and have no "a". I did not check to see if changing to polar coordinates gives those values for any a but certainly do not have an "a".
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