Question 856527
<pre><font face = "Tohoma" size = 3 color = "indigo"><b> 
Hi,
f(x) = 3x^2 + 2x + 2   |reference f(x) = ax^2 + bx + c
{{{x = (-b +- green(sqrt( b^2-4*a*c )))/(2*a) }}}
{{{x = (-2 +- sqrt( 4-24 ))/(6) }}} 
{{{x = (-2 +- sqrt( -20 ))/(6) }}} 
{{{sqrt( green(b^2-4*a*c ))<= 0}}}  NO real roots, does not cross the x-axis