Question 52413
{{{0 = ((x^2) - 4)/(2x^4)}}}
{{{0 = x^2 - 4}}}
{{{4 = x^2}}}
+-{{{2 = x}}}
(-2,0) and (2,0)
{{{graph(300,300,-3,3,-3,3,((x^2)-4)/(2x^4))}}}