have the ode
dx/dt = x^4 +4(x^3) - 60(x^2)
generally the solution s x(t) satisfy x(0) = x[0]
and i found out that the
attactor is -10
repellor is 6
and 0 is niether
however i want to describe the asymptotic behaviour of the solution satisfying x(0) = 1/2 , which is were i got stuck??