Another form of cubic folium equation

  • #1

Main Question or Discussion Point

Hello,

I am looking for a way to express the equation of folium

x3 + y3 = 3axy

into

x + y =[itex]\frac{3a}{\frac{x}{y}+\frac{y}{x}-1}[/itex]

thanks

bluemoon2188
 

Answers and Replies

  • #2
160
1
[tex]
x^3+y^3=(x+y)(x^2-xy+y^2)=(x+y)\left(\frac{x}{y}+\frac{y}{x}-1\right)xy
[/tex]
 
Last edited:
  • #3
Oh coo.l. Thanks henry_m.

bluemoon2188
 

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