Question 197385
{{{10x^4-19x^2+6=0}}}
{{{(5x^2 - 2)*(2x^2 - 3) = 0}}}
{{{x^2 = 2/5}}},{{{ x^2 = 3/2}}}
x = ± 2sqrt(5)/5
x = ± 3sqrt(2)/2