\[ x^2 y'(x)^2+4 x y(x) y'(x)-5 y(x)^2=0 \] ✓ Mathematica : cpu = 0.024792 (sec), leaf count = 19
\[\left \{\left \{y(x)\to \frac {c_1}{x^5}\right \},\{y(x)\to c_1 x\}\right \}\] ✓ Maple : cpu = 0.015 (sec), leaf count = 15
\[y \relax (x ) = c_{1} x\]