2 2 25 - 36*p *c
25 - 36*p^2*c^2
/ 5 \ / 5 \ 1*|c + ---|*|c - ---| \ 6*p/ \ 6*p/
(1*(c + 5/(6*p)))*(c - 5/(6*p))
25.0 - 36.0*c^2*p^2
-(-5 + 6*c*p)*(5 + 6*c*p)