5*(x + 2/sqrt(5))^2 + (61*((1/3) – 68*sqrt(5)/61)^2)/5 + 55 – 4624/61
5*(x + 2/sqrt(5))^2 + (61*(1/3 – 68*sqrt(5)/61)^2)/5 + 55 – 4624/61
-1269/61 + 5*(x + 2*sqrt(5)/5)^2 + 61*(1/3 – 68*sqrt(5)/61)^2/5
-20.8032786885246 + 5.0*(0.894427190999916 + x)^2 + 12.2*(-2.49266594213091 + y)^2
2 2
/ ___ / ___
1269 2*/ 5 + 5*x/ – 68*/ 5 + 61*y/
– —- + —————- + ——————–
61 5 305
2 ___
2 61*y ___ 136*y*/ 5
59 + 5*x + —– + 4*x*/ 5 – ———–
5 5
2 2 ___ ___
295 + 25*x + 61*y – 136*y*/ 5 + 20*x*/ 5
———————————————-
5