  \begin{pspicture}*(-3.5,-3.5)(3.5,3.5)
      \psset{algebraic=true}
      \psgrid[subgriddiv=2, gridcolor = lightgray](-3.5,-3.5)(3.5,3.5)
    \psaxes{->}(0,0)(-3.5,-3.5)(3.5,3.5)

    \psplot[linecolor=red,linewidth=1pt]{-3}{3}{1/EXP((x+1)) *(x+2)*(x+2) - 1}
  \end{pspicture}
