Question 417725
{{{m^2-m/2 + 1/16 = 7/2 + 1/16}}}
<==> {{{(m - 1/4)^2 = 57/16}}}
<==> {{{m - 1/4 = sqrt(57)/4}}}, or  {{{m - 1/4 =  - sqrt(57)/4}}}.
<==>  {{{m = (1 + sqrt(57))/4}}}, or {{{m = (1 - sqrt(57))/4}}}.