((1-a) b W(-(a^(-((1 - a) (-b/(1 - a)^2 + c/(1 - a) - x))/b) (b + a*c - c) log(a))/((a - 1) b)) + a^2 (-x) log(a) - b log(a) - a*c log(a) + c log(a) + 2 a x log(a) - x log(a))/((a - 1) b log(a))