Question 326502
{{{4y^2=12+x^2}}}
{{{y=0 +- sqrt((12+x^2)/4)}}}
{{{drawing(300,300,-10,10,-10,10,graph(300,300,-10,10,-10,10,sqrt((12+x^2)/4)),graph(300,300,-10,10,-10,10,-sqrt((12+x^2)/4)))}}}