Question 1116012
{{{2n=(1/n)-4}}}
{{{2n-1/n=-4}}}
{{{2n^2-1=-4n}}}
{{{2n^2+4n-1=0}}}


discriminant  {{{16+4*2*1=24}}}



Two 'combined' sentences:  {{{n=(-4-sqrt(24))/4}}}  OR  {{{n=(-4+sqrt(24))/4}}}



{{{system((-4-2*sqrt(6))/4,OR,(-4+2*sqrt(6))/4)}}}



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{{{system(-1-(1/2)sqrt(6),OR,-1+(1/2)sqrt(6))}}}
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