\[
\boxed{
{\frac {{\rm d}^{2}}{{\rm d}{x}^{2}}}y \left( x \right) + \left( {\frac {\rm d}{{\rm d}x}}y \left( x \right)  \right) \sqrt {x}+ \left( 1/4\,{\frac {1}{\sqrt {x}}}+x/4-9 \right) y \left( x \right) -x{{\rm e}^{-1/3\,{x}^{3/2}}}=0}
\]