Question 34140
{{{ (3+2s-s^2)(s-1) }}}
{{{ 3s - 3 + 2s^2 - 2s - s^3 + s^2 }}}
{{{ 3s - 3 - 2s - s^3 + 3s^2 }}}
{{{ - 3 - s^3 + 3s^2 + s }}}
{{{ - s^3 + 3s^2 + s - 3 }}}


jon.