Question 42505
y = x^2 + 5x + 2
0 = x^2 + 5x + 2
{{{x = (-b +- sqrt( b^2-4*a*c ))/(2*a) }}} 
{{{x = (-5 +- sqrt( 5^2-4*2 ))/(2) }}} 
{{{x = (-5 +- sqrt( 17 ))/(2) }}}
{{{x = -5/2 +- sqrt( 17 )/(2) }}}
{{{ graph( 600, 600, -10, 10, -10, 10, x^2 + 5x + 2, 0) }}}