Question 835845
{{{-8.9-3.6/(4.2)^2=-8.9-3.6/(17.64)}}}
{{{-8.9-3.6/(4.2)^2=-8.9(17.64/17.64)-3.6/(17.64)}}}
{{{-8.9-3.6/(4.2)^2=(-156.996-3.6)/(17.64)}}}
{{{-8.9-3.6/(4.2)^2=(-160.596)/(17.64)}}} or approximately {{{9.104}}}