x/(5.0 - 2.0*x) + (25.0 + 6.0*x^2 - 15.0*x)/(-25.0 + 4.0*x^2)
/ 2\ / 2\ x*\-25 + 4*x / + (5 - 2*x)*\25 - 15*x + 6*x / --------------------------------------------- / 2\ \-25 + 4*x /*(5 - 2*x)
/ 2\ x*\-25 + 4*x / + (5 - 2*x)*(25 + 3*x*(-5 + 2*x)) ------------------------------------------------ / 2\ \-25 + 4*x /*(5 - 2*x)