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Topic: Building an Equation to find (Maximum Y) ie Highest Point on a curve!
Replies: 14   Last Post: Sep 14, 2013 3:40 PM

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 mervynmccrabbe@gmail.com Posts: 6 Registered: 9/11/13
Re: Building an Equation to find (Maximum Y) ie Highest Point on a curve!
Posted: Sep 11, 2013 1:46 PM

On Wednesday, September 11, 2013 4:28:51 PM UTC+1, mervynm...@gmail.com wrote:
> x^4 + y^4 + A(x^2) - A(y^2) + 2(x^2)(y^2) - Bxy + C = 0
>

(***) 5x^4 + y^4 + 3Ax^2 - Ay^2 + 6x^2y^2 + C = 0

> then I could manage the rest.
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Thank You Thomas
(***) 5x^4 + y^4 + 3Ax^2 - Ay^2 + 6x^2y^2 + C = 0
Can you handle (***)? This is a quadratic equation in X=x^2 and Y=y^2.

On Reflection No I can not handle an equation with both variables still in it. Any advice?