\[ 4 x y''(x)+2 y'(x)-y(x)=0 \] ✓ Mathematica : cpu = 0.0072951 (sec), leaf count = 27
\[\left \{\left \{y(x)\to c_1 \cosh \left (\sqrt {x}\right )+i c_2 \sinh \left (\sqrt {x}\right )\right \}\right \}\] ✓ Maple : cpu = 0.011 (sec), leaf count = 17
\[y \relax (x ) = c_{1} \sinh \left (\sqrt {x}\right )+c_{2} \cosh \left (\sqrt {x}\right )\]