Question 45890
{{{2x^(-4) + x^(-2) - 3 = 0}}}
{{{2/x^4 + 1/x^2 - 3 = 0}}}
{{{2 + x^2 - 3x^4 = 0}}}
{{{-3x^4 + x^2 + 2 = 0}}}
{{{ graph(600,600,-10,10,-10,10,-3x^4 + x^2 + 2) }}}
x = -1
and
x = 1