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(a−1)b+ax2+2axy(x)y′(x)+(1−a)y(x)2+y(x)2y′(x)2=0 ✓ Mathematica : cpu = 0.746853 (sec), leaf count = 79
{{y(x)→−−2ac1x+ac12+b−x2+2c1x−c12},{y(x)→−2ac1x+ac12+b−x2+2c1x−c12}} ✓ Maple : cpu = 0.933 (sec), leaf count = 195
{y(x)=−ax2+b,y(x)=1aa(−2x−a(b−_C1)(a−1)+(−x2+b)a−b+_C1),y(x)=1aa(2x−a(b−_C1)(a−1)+(−x2+b)a−b+_C1),y(x)=−−ax2+b,y(x)=−1aa(−2x−a(b−_C1)(a−1)+(−x2+b)a−b+_C1),y(x)=−1aa(2x−a(b−_C1)(a−1)+(−x2+b)a−b+_C1)}
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