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4(d2dx2y(x))y(x)−3(ddxy(x))2+a(y(x))3+b(y(x))2+cy(x)=0
Mathematica: cpu = 3.890994 (sec), leaf count = 2281 {Solve[−4F(sin−1((Root[a#14+3b#12−3c1#1−3c&,2]−Root[a#14+3b#12−3c1#1−3c&,4])(y(x)−Root[a#14+3b#12−3c1#1−3c&,1])(Root[a#14+3b#12−3c1#1−3c&,1]−Root[a#14+3b#12−3c1#1−3c&,4])(y(x)−Root[a#14+3b#12−3c1#1−3c&,2]))|(Root[a#14+3b#12−3c1#1−3c&,2]−Root[a#14+3b#12−3c1#1−3c&,3])(Root[a#14+3b#12−3c1#1−3c&,1]−Root[a#14+3b#12−3c1#1−3c&,4])(Root[a#14+3b#12−3c1#1−3c&,1]−Root[a#14+3b#12−3c1#1−3c&,3])(Root[a#14+3b#12−3c1#1−3c&,2]−Root[a#14+3b#12−3c1#1−3c&,4]))(Root[a#14+3b#12−3c1#1−3c&,1]−Root[a#14+3b#12−3c1#1−3c&,4])(y(x)−Root[a#14+3b#12−3c1#1−3c&,2])2(Root[a#14+3b#12−3c1#1−3c&,1]−Root[a#14+3b#12−3c1#1−3c&,2])(y(x)−Root[a#14+3b#12−3c1#1−3c&,3])(Root[a#14+3b#12−3c1#1−3c&,1]−Root[a#14+3b#12−3c1#1−3c&,3])(y(x)−Root[a#14+3b#12−3c1#1−3c&,2])(Root[a#14+3b#12−3c1#1−3c&,1]−Root[a#14+3b#12−3c1#1−3c&,2])(Root[a#14+3b#12−3c1#1−3c&,2]−Root[a#14+3b#12−3c1#1−3c&,4])(y(x)−Root[a#14+3b#12−3c1#1−3c&,1])(y(x)−Root[a#14+3b#12−3c1#1−3c&,4])(Root[a#14+3b#12−3c1#1−3c&,1]−Root[a#14+3b#12−3c1#1−3c&,4])2(y(x)−Root[a#14+3b#12−3c1#1−3c&,2])2y(x)(Root[a#14+3b#12−3c1#1−3c&,2]−Root[a#14+3b#12−3c1#1−3c&,1])(Root[a#14+3b#12−3c1#1−3c&,2]−Root[a#14+3b#12−3c1#1−3c&,4])−13ay(x)3−by(x)2+c1y(x)3/2+cy(x)=x+c2,y(x)],Solve[4F(sin−1((Root[a#14+3b#12−3c1#1−3c&,2]−Root[a#14+3b#12−3c1#1−3c&,4])(y(x)−Root[a#14+3b#12−3c1#1−3c&,1])(Root[a#14+3b#12−3c1#1−3c&,1]−Root[a#14+3b#12−3c1#1−3c&,4])(y(x)−Root[a#14+3b#12−3c1#1−3c&,2]))|(Root[a#14+3b#12−3c1#1−3c&,2]−Root[a#14+3b#12−3c1#1−3c&,3])(Root[a#14+3b#12−3c1#1−3c&,1]−Root[a#14+3b#12−3c1#1−3c&,4])(Root[a#14+3b#12−3c1#1−3c&,1]−Root[a#14+3b#12−3c1#1−3c&,3])(Root[a#14+3b#12−3c1#1−3c&,2]−Root[a#14+3b#12−3c1#1−3c&,4]))(Root[a#14+3b#12−3c1#1−3c&,1]−Root[a#14+3b#12−3c1#1−3c&,4])(y(x)−Root[a#14+3b#12−3c1#1−3c&,2])2(Root[a#14+3b#12−3c1#1−3c&,1]−Root[a#14+3b#12−3c1#1−3c&,2])(y(x)−Root[a#14+3b#12−3c1#1−3c&,3])(Root[a#14+3b#12−3c1#1−3c&,1]−Root[a#14+3b#12−3c1#1−3c&,3])(y(x)−Root[a#14+3b#12−3c1#1−3c&,2])(Root[a#14+3b#12−3c1#1−3c&,1]−Root[a#14+3b#12−3c1#1−3c&,2])(Root[a#14+3b#12−3c1#1−3c&,2]−Root[a#14+3b#12−3c1#1−3c&,4])(y(x)−Root[a#14+3b#12−3c1#1−3c&,1])(y(x)−Root[a#14+3b#12−3c1#1−3c&,4])(Root[a#14+3b#12−3c1#1−3c&,1]−Root[a#14+3b#12−3c1#1−3c&,4])2(y(x)−Root[a#14+3b#12−3c1#1−3c&,2])2y(x)(Root[a#14+3b#12−3c1#1−3c&,2]−Root[a#14+3b#12−3c1#1−3c&,1])(Root[a#14+3b#12−3c1#1−3c&,2]−Root[a#14+3b#12−3c1#1−3c&,4])−13ay(x)3−by(x)2+c1y(x)3/2+cy(x)=x+c2,y(x)]}
Maple: cpu = 1.716 (sec), leaf count = 87 {∫y(x)−319_C1_a3/2−3a_a3−9b_a2+9c_ad_a−x−_C2=0,∫y(x)319_C1_a3/2−3a_a3−9b_a2+9c_ad_a−x−_C2=0,y(x)=0}
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